the mother of a classmate, nigetsu chizuru.

Chizuru, who is the PTA chairman of his son's school, has an affair with Ogawa... Chizuru's husband helped her with frustration at a short stay, and the two of them crossed the line. Recently, he thought that his son Hiroyuki's behavior had become worse and started dating his classmate Yamamoto and Saito, so he consulted Ogawa. The two men who received attention from Ogawa attempted to play a bad game against Senkaku. chizuru was looked at by the two of them for self-consolation.