Evanescence

{AU} She's a dark angel who takes souls out of dying people and collects their hearts. He's one of those certain people, but he begs her to let him live for forty-nine days so that he can fulfill his goal. She agrees, but only on the condition that she has to always be by his side. ["And so, the search for the killer now begins; who might it be?"] —GxU, LxJ