Junichi, Yukana and friends finally hit the beach. With the girls having a good time on the sea with Junichi, Shinpei and his perverted buddies are seemingly bored while their eyes peeled on ladies wearing swimsuits. In the evening, the girls spend time on the hot springs while Shinpei continues his nefarious scheme of peeking on the girls. As the boys march to the hot springs, Junichi tries to foil Shinpei's plan but the latter concludes that Junichi is somewhat traitor...