While her husband was on a business trip, Sarina spent her days relieving her sexual frustrations through masturbation. One day, while she was pleasuring herself as usual, she was caught by her son's friend Naoya, who even took photos of the scene. From that point on, Naoya began to demand a physical relationship with Sarina using the photos as leverage. Unable to refuse, Sarina reluctantly complied with his demands... but it turned out that her son had witnessed the entire thing...
