Yuuki Chitose has become a voluptuous, tanned, drug-addicted woman! Sanada, impatient with his constant mistakes at work, speaks sarcastically to his female boss, Chitose. To shame and discredit her annual return from vacations with her healthy tan, he executes a plan: to smuggle a powerful aphrodisiac into her, have her behave promiscuously at the company, and then get rejected by society. Sanada successfully slips the aphrodisiac into Chitose's head and tail, but after becoming aroused, Chitose's sexual desire always seems to be directed towards Sanada himself…