In the midst of summer vacation, Kayo, who serves as the advisor for the swimming club, had come to a training camp with her students. Determined to make it to the national tournament this year, Kayo's resolve was in stark contrast to her students, the Arigamis, who were only interested in her bouncing estimated J-cup breasts. Instead of focusing on club activities, the Arigamis busied themselves peeping at Kayo while she changed or showered. Their scheming didn't stop there; they planned to confess their feelings to Kayo and sleep with her that night. That evening, just as they were about to succeed, Kayo caught wind of their plot and scolded them. However, her voice didn't reach the aroused students, and she was helplessly overpowered…
