Jun and his wife had a good relationship and lived a peaceful daily life, but the husband always harbored a faint dissatisfaction with their intimacy. Unaware of her husband's feelings, she was taken aback when he confessed, "I want you to show me what it's like for you to have sex with someone else." Still, realizing her husband's happiness mattered most, she agreed to his request. The husband immediately contacted several well-mannered men, and a few days later, the couple headed to a hotel where the men awaited. Seeking deeper mutual understanding, they decided to embark on this new experience together.