Persona 3: Fight Against Fate

Kotone Shiomi, she's one of the many versions of the chosen one of the Velvet Room. She found herself thrown from her own reality and into one belonging to the most powerful version of herself. The original Makoto Yuki. He had set out on a mission to use his ability to restart his timelines once he reached his fate. Normally he would give his life to save the friends he's made, but he made it a mission to also save the lives of those who he would lose along the way. In the end he still gave his life in order to save Kotone, Shinjiro Aragaki, and Mitsuru's father Takeharu Kirijo. Along with everyone else. Now Kotone finds herself set on a mission to save Makoto from his own preset fate.