Context: Seiichi is a crime lord who gets found with his throat slit open one day and a detective gets the case. That detective knows rei from when he was a sweet young boy and wrongfully accused him of a crime, which lead to rei losing his family and path and landing in jail. So i think that reiichis "reincarnated soul might be in that detective, who becomes lovers with rei
Context: Seiichi is a crime lord who gets found with his throat slit open one day and a detective gets the case. That detective knows rei from when he was a sweet young boy and wrongfully accused him of a crime, which lead to rei losing his family and path and landing in jail. So i think that reiichis "reincarnated soul might be in that detective, who becomes lovers with rei