In a small fishing village in northern Kanto, Nami stands at the edge of the dock, waiting for her husband’s boat to return. While waiting, Nami lives with her father-in-law, Gengoro, who uses her nightly as he pleases. One day, a man named Kaneda washes up at the port, in hiding after committing a heinous sex crime, and begins to work for a fisherman named Kunio. While Kaneda is doing his best to reform his life, all hell breaks loose when he crosses paths with Nami, and his natural urges kick back in.

A straight graduate student goes to the masturbation camp in the mountains held by the "gay masturbation charisma", where all sorts of masturbation techniques are tried out by participants. One day, the student is raped by a gay guy at the camp, and he starts to question his belief in masturbation.