Atsushi couldn't control the emotions that springed up in Haruka's appearance relaxing with no bra. Haruka's aunt, who welcomed Atsushi who came to play during the summer vacation, has longed for her since she was little. However, Haruka was completely defenseless without knowing the feelings of Atsushi. Keep an eye on the chest potch ... And Haruka who witnessed Atsushi's crotch swelling began to realize that Atsushi was a man ... The time for only two people who can't tell anyone begins.