Riho is an elite beautiful investigator. Her lover, who was investigating the illegal trade of aphrodisiacs, has disappeared. Believing that her lover is still alive, Riho tracks down the aphrodisiac manufacturing route and infiltrates a pharmaceutical company as a researcher. In order to obtain information, she endures the humiliation of a blowjob service and discovers her lover held captive in a pharmaceutical company room! However, she is caught by the drug dealers when they catch her off guard... She won't give up even if she squirts, shows her ahegao face, or gets creampied...! Yes, even if she is drugged and raped in front of her lover...