Kosuke, a rebellious and defiant guy, finds himself caught up in complicated situation. One night, he invites his friend Yuta over to his house for a night of watching a porn. However, their porn watching part takes an unexpected turn when Kosuke’s mother, Shiori, unexpectedly arrives home. As the evening progresses, a thrilling game of seduction and temptation unfolds between Shiori and Yuta. Their innocent banter takes an unexpected turn when Yuta unintentionally flirts with Shiori, his words simultaneously flattering and seductive. This moment sets off a chain of events that neither of them could have anticipated resulting in Yuta getting injured. Feeling a mix of guilt and responsibility, Shiori visits Yuta’s house to care for him after he injures himself while trying to help her. As she tends to his needs, their desires gradually intensify, and Shiori begins to reveal herself as a woman, awakening long-suppressed emotions or rather, desire.