Karin Kitaoka, an undercover government agent, infiltrates the hideout of a certain drug syndicate. However, betrayed by a junior investigator, she is captured and injected with a drug manufactured by the organization. The drug's effect is overwhelming, leaving Karin trembling from stimulation so intense that her entire body spasms. She endures numerous tortures from the men and attempts to escape multiple times, but finally, the organization's big boss appears...
