His mother-in-law, Chiyuki, was a close parent and child. One day, when she failed at the concert and returned home, she consulted Chiyuki that she didn't understand her feelings for women. Although he was asked to drink together, Chiyuki became drunk beforehand. He could not help touching Senko's prosperous body sleeping beside him. He took off his clothes and groaned around, thinking that he could not do it. And the next day, Chiyuki said that she didn't remember anything. i'm getting closer.