Ayano made a mistake with her only son, Satoru, while her husband was away from home.It was her mother and child who were trying to keep it a secret between the two of them, but...Her husband's single assignment is over, and her family of three begins to live.With her father at home, her mother and her son refrained from having a relationship...But her frustration with her mother and son gradually becomes unbearable.A mother and child who continue to have a relationship with her father in secret.And from the moment the father went out, her mother and her son were clamoring for each other! !Fierce copulation of her mother and her son trying to climax before the father returns! !