College student Rei Hanamiya, in the midst of job hunting, is targeted through her vulnerabilities and forced into sexual hospitality. Coerced into becoming a mistress, she is made to attend slave-like parties and exposed in degrading anal scenes. As repeated humiliating training breaks her down, she gradually finds herself consumed by masochistic desire. Depicting lewd job interviews, anal sexual harassment, and obscene employment practices, this twisted hiring process tortures her body and mind, transforming her into a depraved sex slave. In this perverse selection process where shame and lust collide, what kind of workplace will this erotic slave ultimately choose?