A white hat hacker is someone who fights against unauthorized intrusions into networks. Eri, a programmer in charge of the security of confidential corporate information, is one such hacker. Meanwhile, Takagi, an illegal hacker, tries to hack into a certain company's network but fails every time. Convinced that he cannot compete with her technically, Takagi finds out that Eri is the person in charge of security and kidnaps and confines her. He sexually tortures her using an aphrodisiac potato, trying to get her to reveal the password to the program, but...