Miyata hears that a rival company is researching a new drug that manipulates genes. Using a “promotion” as bait, he orders his subordinate Aizawa to infiltrate and steal the data. If Aizawa refuses, he will lose his job and be unable to help his sick father. Aizawa follows the orders and succeeds in stealing the data, but the promotion is brushed aside and he is threatened instead. Enraged, Aizawa loses control, knocks Miyata unconscious, and forces him to take the new drug. The next morning, Miyata’s body has transformed into that of a woman…