性器の大実験　発電しびれ腰

Kaisei, who calls himself "Masturbation☆Master," was researching how to generate his own power from the energy produced by ecstasy. On the other hand, Balls, the representative of "Balls Honpo, a boy with testicles," was active as a boy with testicles. One day, a man named Salmono visits Ball's Honpo and consults with him about his problem that he has never been able to bring his wife, Kaiko, to ecstasy since their marriage. Also, at the same time, his wife Kaiko comes to visit Kaisei's laboratory...