Fascinating female college student: Sex slave in the Araku 2

Maiko, a female university student attending a university in Tokyo, dreams of marrying a university senior, Shigeru and becoming a diplomat's wife, but is kidnapped and imprisoned by sex slave training enthusiasts, and ends up living a hellish life. One of her fellow lesbians, Yoriko, a lesbian, lied to Maiko, saying, "I'm a sex slave who's been imprisoned and trained like you," and toyed with her even more...