With an IQ of 228, the elite special investigations unit 'Numbers' has its strongest woman, codenamed 01 'One'. Upon receiving information about human experiments involving aphrodisiacs at a certain hospital, she begins an undercover investigation as a female doctor. With her perfect medical knowledge, she infiltrates the facility and steadily approaches the core. However, due to a subordinate's blunder, she is captured by the enemy and becomes a subject for rape experiments using aphrodisiacs. Despite resisting with her strong mind and well-trained body, the intensifying orgasmic pleasure drives her to the brink of consciousness, ultimately pushing her to her limit...
