The beautiful girl Sawakawa Iori, a sprinter from the track team, challenges her first experience as a schoolgirl. While taking shelter from the rain, she encounters a man who steals her heart. Later, she finds out that he is her basketball coach, but she is drawn to his passion and falls into a forbidden relationship… Getting drenched in the rain, sweating profusely, they crave each other while soaked, engaging in sex more obscene than being naked!
