1- Let Me Introduce Myself

173J is a demon, soul collector from the Underworld who falls in love with a woman named Hannah. She is forbidden from him because she is human, and she also happens to be his house owner. Er, who also happens to be a direct descendant of Wolf- one of the highest-ranked demons from his realm. J, as he is called, tells us his story as it unfolds- of love and friendships and all the truths he has known that turned out to be lies.