White-hat hackers protect networks from illegal intrusions, and Eri is one of them—a programmer entrusted with a company's confidential data security. Black-hat hacker Takagi repeatedly tries and fails to breach the company's network. Realizing he cannot beat her skills, he identifies Eri as the security expert, kidnaps her, and holds her captive. He subjects her to aphrodisiac-fueled sexual torture to force the program password out of her, but...