Hanatsukihime
70 / 100 on AniList 7.83 / 10 on MyAnimeList
Fantasy · Romance · Supernatural
When Lys was born, her heart did not beat at all. To save her, her mother made a contract with a devil: Lys can borrow his heart until the day she turns 16, but after that, he will eat her body. Together with her… Synopsis via AniList