Atsushi, who was taken care of by her aunt, Aya, who had been longing for a long time, during her exams. Atsushi was excited about living alone with sexy and gentle Aya, but on the other hand, Aya was growing lonely with her husband who never came back. Aya's smile fades day by day. Atsushi, who was worried about her lonely and fleeting smile, went to see Aya... There she had an unforgettable experience.
