Mr. Aihara was writing on an affair site hoping to fulfill his desire for an affair. After five years of marriage, they began to look for excitement in a life that had become unsatisfactory. At first, he was able to change his mood by going out for drinks with his female friends and traveling, but he says he turned to adultery sites in search of more stimulation. However, the man she met on an affair site does not satisfy her, and ends up causing her frustration. However, when she meets an AV actor, her heart begins to dance...