RBK-050 White hacker Sumire Mizukawa who was kidnapped and imprisoned

A white hacker is a person who counteracts acts such as unauthorized intrusion into networks. - Eri, a programmer in charge of security for a company's confidential information, is one of them. - Meanwhile, Takagi, a dark hacker, tries to hack into a certain company's network but fails. - Takagi realizes that he is no match for her in terms of technology, and finds out that the person in charge of security is Eri, abducting her and confining her. - They use an aphrodisiac potato to sexually torture her and try to get her to reveal the password to the program, but...