Ryoko married her divorced husband and lived happily ever after. - The acts and the number of times were fulfilling. - However, Ryoko felt unsatisfied with the size of her husband's things. - One day, her husband and his ex-wife's child come to take the exam. - Ryoko was happy that he, who she loved like a son, was coming. - A chime rang to welcome him. - The couple was a little happy to see that he had become a little more mature. - At night, Ryoko runs into him after taking a bath and is shocked. - His son's head is sticking out from between the towels. - Due to the size difference between her and her husband, Ryoko has lewd fantasies. - Ryoko quickly came to her senses and calmly left the bathroom, but she couldn't help but be curious about his things. - Late at night, Ryoko sneaks into his room, lifts the futon without him noticing, and slowly observes his crotch.