It is just another ordinary day at the Misato residence when Mahoro discovers yet another pornographic magazine in Suguru's room. This discovery leads her and Minawa to form a pact with Chizuko, Rin, Miyuki, and Miss Shikijo to search for and confiscate all the perverted stash in the house. Suguru, Kiyomi, and Toshiya must do whatever it takes to protect their treasure from the girls.