Angel Sanctuary

Angel Sanctuary (Japanese: 天使禁猟区 Hepburn: Tenshi Kinryōku?) is a fantasy shōjo (targeted towards girls) manga series written and illustrated by Kaori Yuki. Appearing as a serial in the manga magazine Hana to Yume from July 1994 to October 2000, the 120 chapters were collected and published in twenty bound volumes by Hakusensha from February 1995 to February 2001. It focuses on Setsuna Mudo, a teenager who learns that he is the reincarnation of an angel who rebelled against Heaven. After the death of his sister, he travels through Hell and Heaven to reunite with her.