Chronological order of the story:
1. The Beginning (2021) - when it all started, Himura Kenshin became Hitokiri Battousai; [spoiler]Yukishiro Tomoe meets Battousai[/spoiler]
2. Rurouni Kenshin (2012) - 10 years after "The Beginning", Hitokiri Battousai reappears as Himura Kenshin and meets Kamiya Kaoru
3. Kyoto Inferno (2014)
4. The Legend Ends (2014) - when Himura Kenshin [spoiler]finally learns and masters the final technique of Hiten mitsurugi-ryu which signifies or symbolizes the end of "Hitokiri Battousai"[/spoiler]
5. The Final (2021) - they come full circle, [spoiler]Yukishiro Enishi takes revenge on[/spoiler] Himura Kenshin

It was great how they did this live-action franchise as well as how they titled each.

[spoiler]There are two arcs in these 5-movie franchise: [1] The Yukishiro arc; and [2] the Hitokiri Battousai arc.[/spoiler]

[spoiler]It all started in "The Beginning" when Himura Kenshin became Hitokiri Battousai. Then later met Yukishiro Tomoe and [accidentally] killed her.[/spoiler]

[spoiler]From "Rurouni Kenshin" to "The Legend Ends", it was about Kenshin being forced and struggling to fight Battousai from coming out again. In "The Legend Ends", it was the end of the Hitokiri Battousai arc when Kenshin finally learned the final technique of the Hiten mitsurugi style.[/spoiler]

[spoiler]--> "The Legend Ends" for Hitokiri Battousai.[/spoiler]

[spoiler]"The Final" is when Kenshin and the Yukishiro family comes full circle. Enishi witnessed when Battousai [accidentally] killed Yukishiro Tomoe. Once again, a fitting title:[/spoiler]

[spoiler]--> "The Final" story of Kenshin and the Yukishiro family.[/spoiler]