Des:Reo, a swimming instructor who works at a gym, is expanding her range of activities by taking on personal training as well. Moreover, she has a fulfilling relationship both professionally and privately with Hashimoto, a friend of hers from her student days who works at the same gym. However, she ends up having a grudge against her fellow staff member Iida, who was in love with Reo... One day, while Hashimoto was filming a PR video for her gym, Iidas hand supporting Reo in the pool began to play with her body more than necessary. Climax molester NTR who gets raped in the gym!