Mother Yukiko worries about her son's declining grades. Yukiko went to her son's room when her husband's sermon made her feel like she was being cornered. . At that time, the son who woke up in the middle of the night witnessed his parents' night activities. Since then, the son can't forget his mother's obscene appearance. Finally, he reaches the limit of her patience and approaches her mother, saying, "Mom, you said you would help me with anything, right?"
