The Belated King's LoveEpisode 22

To resurrect her slain lover Sylvie, Roshia bargains with the Dark Abyss Witch and serves Elf King Salion for 300 years, enduring cruelty before sacrificing her heart. Revived without memories, Sylvie begins anew with Brenna. Remorseful, Salion gives his life to restore Sylvie's memories. Roshia finally lets go of love and hate in a bittersweet ending.