Yuka Kamo, who has the ability to read human hearts, met Chihiro Moriya, a girl with 12 personalities, when she participated in the Hanshin-Awaji Earthquake volunteers. However, after the earthquake, she had a thirteenth evil personality called “ISOLA”. Yukari, who was introduced to her by volunteer member Aoki, decided to leave it to Hiroko Nomura, a full-time clinical psychologist at the Kogakuin High School because of the situation beyond her own hands. After that, the unrequited uncle who added Chihiro's daily abuse to a mysterious death. In the city, there were a series of incidents in which the people involved in her died suspiciously. (source: Japanese Wikipedia) Based on novel by Yusuke Kishi

Enma Daio from the Netherworld Tokyo branch has a serious job and has no time to look at cute girls. A black comedy unfolded by the great king and the people who have crossed the Sanzu River! !

Vol. 1: Onna no Mondai Teiki (2002) Vol. 2: Onna no Mondai Teiki Sex Hen (2002) Vol. 3: Onna no Mondai Teiki Jiken-hen (2003) Vol. 4: Onna no Mondai Teiki Kekkon Trouble Hen (2004)