Aya's daughter, Noa, was troubled by her boyfriend. While he had a kind personality, he was indecisive and lacked courage, which she found unmanly. One day, her frustration reached its peak and she lashed out at him. Her boyfriend, Kotetsu, was scolded by the strong-willed Noa and left her alone. Aya, feeling sorry for the dejected Kotetsu, tries to comfort him. At that moment, Kotetsu reveals that he grew up in a family without a mother and never knew maternal love. A mix of emotions arises within Aya: Kotetsu's kindness, the guilt of her daughter's harsh words, and the realization that he lacks maternal affection. These feelings overwhelm her, leading to a surge of maternal instincts towards Kotetsu. Kotetsu finds solace in Aya's embrace, and Aya derives pleasure from being needed. Gradually, their feelings evolve into a relationship where they seek each other out. Eventually, Kotetsu decides to break up with Noa. What action does Aya take in response to this decision? Their twisted love leads them towards intense and intimate sex.