As summer break begins, Souta is drained more and more as he scrambles to satisfy the rampant sexual needs of Rikka, her friend Makoto, and now their teacher Shino. When Makoto learns of this third cursed lover, she hatches a plan to seek even greater depraved thrills. With Zepar's help, she arranges an overnight camping trip to the beach. Trapped alone with Makoto and Shino, Souta will have no choice but to let his desires run wild...