Beautiful female doctor Ai works as an internist at a hospital with an unusually high number of liver disease patients. One day, with the help of a resident doctor, Ai uncovers the sinister truth that the hospital director is secretly trading organs with a pharmaceutical company representative. However, upon discovering this secret, Ai is threatened by the director and his accomplice, who take the resident doctor Shimamura and hospitalized patients hostage. Overcome by fear and humiliation, Ai is forcibly stripped, made to lower her hips onto a vibrator placed on the floor, and subjected to intense vibrator torture. Right there, she is violently raped.