A notorious expert in frotteurism, Nakata, is the talk of a certain forum. Despite engaging in frotteurism every day, Nakata has never been arrested. The reason? The women he fondles never report him as a victim. In fact, some even seem to desire being fondled by him. To uncover the reason, elite detective Satonatsu Sato, transferred from the Investigations Bureau, is chosen for the task.
