The swimming club is doing a big cleaning of the training camp! The sight of the girls' swimsuit-clad butts filling the air is driving me crazy... On the final day, when the big cleaning begins, I get incredibly excited by the familiar sight of the girls' swimsuit-clad butts sticking out! As I'm trying to imprint the scene in my memory, my erection is discovered, causing a huge commotion! But then... the girls, who have been training non-stop, can't control their lust either, and they start asking the male members for some hardcore, intense sex!? With the girls in their tight swimsuits...