The World God Only Knows

Still upset over what happened at class, Jun goes to watch a pro wrestling match only to find Keima sitting at her seat thanks to Elsie making a copy of her ticket. As she is forced to sit with him to watch the match, Jun wonders why the class won't let her help them, which Keima then asks her why the girls basketball team disbanded when she was captain and correctly concludes that it was her idealism that forced the other members to quit and despite claiming she was trying to help the team for them, she was actually helping them for herself which Jun leaves the match in anger. Despite this, Keima concludes it's time to capture her heart. Later, Jun tells the class she has entered them for a marathon hoping to help them bond, but instead they refuse, feeling that she's trying too hard on them, which leaves Jun disappointed and tells the class how selfish they are before running away. As the class bad mouths Jun, Keima unexpectedly calls out on their behavior and disappearing before they confront him. As Jun arrives at the old girls basketball team locker room, Keima confronts her, telling her despite claiming to have changed in order to teach her idealism to others, she still hasn't changed at all. As she runs away into the school gym crying and wondering why people won't let them help her, Keima consoles and tells her to not give up and try harder as it will finally make them accept her idealism. Just then, the whole class arrive in the gym to apologize to Jun much to her joy. Unknown to Jun, Keima knew what was going to happen so he planned with Elsie to have the class to start hating him after Jun left and made them worry about her after she was gone. As Jun's time as a student teacher comes to an end, Keima sees her off and asks her to come back which she promises to become a better teacher and kisses him, finally expelling the spirit inside of her.

Jun Nagase is an idealistic and upbeat new student teacher at Majima Academy assigned to her senior's class, Miss Nikaidō, Keima's teacher. Jun is at first bewildered that Keima is playing video games in class and nobody minds about it but after the teachers tell her the problems they have to deal with him, Jun believes Keima is a problem child and wants to help him. She goes to talk to him but gets scared looking into his eyes and leaves. Convinced that Keima is actually lonely, she resolves to help him open up which at the same time a spirit enters her body. When Keima and Elsie learns about Jun's spirit, Keima finds his next target difficult as making of a teacher falling in love in games takes too much time as teachers never fall in love with their students as they only see them as their students only. Thus in order to make Jun fall in love with him, he has to make Jun see him as her equal in a short amount of time. As Keima leaves school to figure out his plan, he is caught by Jun who thinks he's ditching school. After dragging him to have lunch with her and talking about her idol, the late pro wrestler Jumbo Tsuruma, Jun tell Keima to talk about his problems to her. However Keima does not like this unprecedent event since it will take too long for him to capture Jun's heart.

As Keima prepares Chihiro to finally confess to Yuta, Chihiro begins to have second thoughts and realizes she likes Keima and calls off the confession. However Keima is angry that everything he did for her is being thrown away and accuses her for not being serious which Chihiro angrily leaves as it won't matter how serious she get as she'll never be special like others. Keima, after realizing he never consider Chihiro's feelings as he was too focus on the confession, he decides to make amends and capture Chihiro's heart. By the time he finds her on a ship, Chihiro confesses she started liking Keima since they're both similar of being disappointed with the real world. However, he corrects her that despite his dislike with the real world, he never given up on himself so she should she do the same thing. But when Chihiro tries protest that someone as average as her can never be special, Keima kisses her by surprise and tells her as long as she truly wants it, nothing can stop her from becoming special, which forces the spirit out. With the spirit gone, Chihiro becomes more cheerful and confident and tells Elsie they should start a rock band. As for Keima, he starts to question his life after remembering the girls he helped before.

After learning there are still 60,000 spirits to be captured before his contract is finish, Keima goes into a depression, not helping matters when his classmate the cheerful Chihiro Kosaka makes fun of him. Despite telling Elsie he doesn't care what people say about him, he is still affected by Chihiro's words. Suddenly, Elsie detects a spirit and to Keima's horror, it's inside Chihiro. Keima refuses to help her since he's still angry on what she said and the fact she's very average and doesn't have any unique traits that can help him figure her out. However, they watch her confessing to a boy, only to see her get rejected and runaway crying. The next day, Keima, feeling sorry for Chihiro, decides to console her over her rejection but to his anger, Chihiro is back to her old self as she reveals she has been confessing and getting rejected to any boy she fancies many times. Keima scolds Chihiro for playing around with love but she strikes back with his obsession with games and his anti-social attitude which strikes a deep cord within him. Even more depressed, Keima locks himself in his room for days until he does come back to school but refusing to speak with anyone. Worried about him, Ayumi visits Keima who has fainted from not eating.

Elsie is glad to meet her friend Haqua, a genius who was one of the best students in their class and is now the Section Chief of District 32 of the Far East Division. When Elsie ask Haqua how many spirits she has captured, Haqua claims she captured ten and is in disbelief at first when Elsie says she captured five as she always known her as a klutz. But their conversation is interrupted when Elsie's boss, Chief Docrow, reports an evil spirit is on the loose in her area due to a failure of another spirit hunter. Haqua decides to capture this spirit by herself but Keima, after hearing her talk with Elsie and seeing her suspicious attitude, tells Haqua that he knows the spirit hunter who let the spirit loose was Haqua herself as she was chasing it before she meet Elsie and Docrow reported it. While Keima isn't interested on why Haqua is keeping it a secret from Elsie, he offers to help her find the spirit at school in exchange for telling him what the evil spirits are. Haqua explains the spirits are the souls of the Old Demons of Hell who were overthrown and sealed by like-minded Demons who were oppose with the former's wicked ways but managed to escapes to Earth and hide in girls hearts which the spirit hunters are tasked to capture them before they are reincarnated as their host's child. Since the spirit feeds on negative emotions, Keima leads Haqua to the most depressing place in campus, the school theater. Keima decides to leave everything to Haqua but she needs his help and admits to him that she hasn't caught a spirit yet and lied to Elsie to save face. Is then when Elsie reports to her that she has found the spirit in the theater.

After a brief recap of the first season, Keima theorized to Elsie on why the spirits are attracted to the girls he helped before until they get into trouble with bulliess but are saved by Kusunoki Kasuga, the captain of the girls karate club. As Kusunoki berates Keima for being weak, Elsie's spirit sensor detects a spirit inside of Kusunoki. Despite learning from Elsie that Kusunoki is heir to her family's martial arts thus her hatred of weak/cute things and tough training which made most of the members of the girls karate club to quit, Keima asks Kusunoki to make him her apprentice to learn more about her. Kusunoki refuses at first but reluctantly agrees due to Keima's Bishōnen looks. At first Keima can't find anything useful until he catches Kusunoki cuddling a cat which reveals she does like cute/weak things. Embarrassed and angry, Kusunoki tries to throw the cat out from the balcony but a manifestation of her appears and saves the cat. Keima realizes Kusunoki's conflicted feelings to be masculine or feminine has made the spirit in her manifest her feminine side whenever cute, girly and weak things appear before her. In order to fully draw out her feminine side by doing girly things, Elsie tells Kusunoki to go on a date with Keima much to their embarrassment as they both reluctantly agree.

Shiori locks herself and barricades the library to prevent the Library committee from disposing the library books for the Media room. As the committee tries to get inside, Shiori fall asleep and dreams how her love for books began until she is awoken by Keima who manages to enter the Library via a hole at the rooftop made by Elsie. Keima has come to support Shiori in her protest and stays close to her. The Library committee cuts the power to the library, surprising Shiori and causing the books around them to fall over them. As she hugs Keima, Shiori tells him only he understand her love for books and reasons for protecting them. However, Keima calls her liar and tells her she didn't barricade herself to protect her books but herself to the world. Keima knows she always wanted to talk to people but her fears of being misunderstood prevented that which is why she reads books as an escape from the real world. Troubled with this revelation, Shiori feels unsure on what to do until Keima drags her out of the rumble of books, tells her he'll be her support and kisses her, which releases the spirit. As the Library committee finally enters the library, Shiori finally speaks up for herself explain her reasons which the committee agrees to have a meeting about the dispose books. In the epilogue, Shiori feels like she has forgotten someone who was with her during her protest so she writes a story on what she remembers.

Keima orders Elsie to go to the school library to learn modern human history after learning her knowledge about human history is two centuries out of date. Instead, she becomes fascinated on a book about Firetrucks. When she looks for more books about Firetrucks, she ask one of the librarians, Shiori Shiomiya and detects a spirit inside of her. After bringing Keima to library, the two are amazed that Shiori manage to find 458 books related to Firetrucks. While Keima thinks Shiori used the library index, Shiori, deep in thought, wants to tell him she was able to find them as she remembered all the books she reads in the library but is too shy to speak up. The next day, Shiori arranges the books in the library and explain her love for books. Keima is aware how shy librarian girls like her are easy to figure out as they are a common character in games but unlike games where he can read what the character is thinking, finding out what Shiori thinks might be more harder. As Shiori removes some books to be dispose off and laments to herself about their fate, Keima helps her get one book she can't reach. Shiori tries to think on how to thank him but fumbles in her words while thanking him.

As Kanon prepares for her concert, she soon gets second thoughts and fears she will mess up and be forgotten again which she turns invisible and leaves the stadium which sends the backstage staff looking for her. As the concert draws near, Keima finally finds Kanon at a nearby building. Keima knows why Kanon fears of being unnoticed but tell hers she shouldn’t seek people’s attention as proof as an idol as her hard work to become one was the proof all along. With his encouragement and her fans cheering for her, Kanon returns to the stadium, thanks Keima and kisses him which causes the spirit in her to leave and finally be captured by Elsie. As she about to go on stage, she learns her former bandmates from Citron, Yuri and Lime, have sent their congratulations to her for making this far and Kanon makes an amazing performance to the crowd. As Keima and Elsie leaves, he tell her his views on idols hasn’t change but views Kanon as a shining star.

Elsie has become a fan of the popular teen idol, Kanon Nakagawa. However Keima shows no interest in her, explaining the flaws of idols in real life compare to video game idols. Unknown to both of them, Kanon just so happens to be a classmate of theirs and is coming back to school. When Kanon meets Keima on the school rooftop garden, she is shocked and depressed to learn Keima doesn’t know who she is and precedes to taze him repeatedly which at the same time Elsie detects an evil spirit inside Kanon and Keima’s next target. Kanon vows to make Keima acknowledge her and make him her fan by holding a private concert just for him but Keima ignores her and act cold to her. However Keima is purposely ignoring her as he believes it’s a trap as boys should be chasing girls, not the other way around. The next day, Kanon holds another concert for Keima which he ignores her again. Depressed, Kanon suddenly starts to disappear in front of Keima and Elsie.

Keima and Elsie eavesdrop the conversation between Mio and her chauffeur and learn that the Aoyama’s family are no longer rich since her father died and Mio’s mother has been working hard to make ends meet. The chauffeur leaves in disgust after the prideful Mio refuses to stop pretending to be rich. Mio catches Keima snooping around and quickly goes back to her apartment. Since Keima is the only one to know her secret, he can use it to get closer with Mio. The next day, Keima becomes Mio new chauffeur by riding her to school in various elaborate bike carriages made by Elsie’s raiment. On the fifth day, Keima, tired of riding Mio current carriage, almost gets whipped by Mio who smiles but quickly reverts to her cold expression and goes home. Keima now decides the next stage of his plans by bringing her to a ball she was invited. At the ball, a dressed up Mio is angry to learn that Keima, now in a tuxedo, actually brought them at the mansion gardens but later teaches Keima how to dance. But after encountering a few rich people who look down on Mio’s current status, Keima finally confronts her that she should stop pretending to be rich. Even though she keeps the act up to keep her father’s memory alive, Keima convinces Mio that she should let go of the past and move on and live her on life for her father and Keima’s sake. Keima kisses Mio and the spirit from her body is captured by Elsie. The next day, Keima and Elsie meets Mio, who now loses her memories of Keima, who has a change of attitude and has accepted her family's status and burns incense for her late father. Yet she still acts prideful and blushes when she sees Keima.

Keima is bishōjo gamer who is called "The Capturing God" on the Internet for his ability to capture any girl in any bishōjo game but does not like girls in real life. One day, he accidentally accepts a contract with the demoness Elsie to help her capture evil spirits that have escaped from hell and have hidden themselves in girls' hearts with the only way to force these spirits out is to make the girls fall in love with him. Keima angrily explains to Elsie that he doesn't like girls and his "capturing skills" only work in games but is shocked to learn that both of them will be killed by the magical collars on their necks if he breaks his contract, forcing him to comply. His first target is his classmate, Ayumi Takahara who is training for the upcoming track-and-field meet. Keima cheers her on by displaying banners using Elsie's magical raiment at the field everyday. While Ayumi is annoyed by his actions, Keima believes she will eventually get used to him and like him. After a confrontation with jealous seniors, Ayumi sprains her leg a day before the meet. However, Keima confronts her that night as he figured out that Ayumi faked her injury because her meeting with the seniors made her question her confidence. Keima consoles Ayumi and tells her to believe in herself, which makes her fall for Keima. They kiss when Ayumi keeps Keima from falling down the stairs, forcing the spirit out of her body and allowing Elsie to capture it. Ayumi wins the meet but loses all of her memories with Keima, though she blushes when Keima congratulates her. Much to his confusion, Elsie has transferred to his school, claiming to be his sister.