Jin Yajima

About

Yajima is a detective. While working on a murder case, he gets his badge stolen by Ryou, a host who works at the Crystal Harem club, and is roped into Ryou's attempt to uncover the truth about the victim and her connection to the club. After the case is solved, the two start dating.

He had a younger stepbrother, Tomoyuki, who was killed during an investigation 10 years prior to the events of the story.