17 years of swimming competition, participating in the Inter-High School Championships. A well-trained, plump, lower body! A current female college student swimmer's AV debut!

His large, thick thigh muscles, with stamina and power that allows him to swim in four different ways by himself, and his rounded, twitching buttocks. A female college student appears with a powerful body typical of an athlete. Adachi Kasumi is 22 years old, but she goes to university on a sports recommendation, but is unable to live the same university life as normal girls who are so focused on competitions. In order to satisfy her sexual desires that she had been without a blessing to meet her for a long time, she gained courage and decided to appear in an AV this time.