A nephew who visited his aunt's house during summer vacation. She is excited to meet her longing gentle aunt again, but her aunt always treats her nephew as a child and starts cleaning her bath while wearing light clothes. A nephew who makes a throat sound unintentionally at the boobs of no bra that became transparent with splashing water. The erection can not be stopped in the scene where the stimulation is too strong in puberty. My aunt noticed this and beckoned me...