A club activity adviser teacher and his student who are enthusiastic about education. Rena, who belongs to the volleyball club, participates in a summer camp. When she heard that there was a ghost at the inn where she was staying, she became scared and couldn't sleep, so she went to the coach's room. A girl who is alone with an older man increases her libido and tempts her, saying, "Teacher, have sex. I'll keep it a secret from my wife." The coach who saw the glossy nakedness in the prime of growth exploded with libido. She is devoured by her obsession so much that she loses track of time.
