The Kitagawa and his wife came back to their husband's parents' house using Bon vacation. Erika agreed to stay with her father-in-law for several days because she was concerned about her mother-in-law's third anniversary and her husband, who was single, who could not afford to pay for the trip without being too busy. But against the backdrop of such wives' concerns, my father-in-law's sexual harassment act has become increasingly escalated.