"I'll have you become my sex slave while you're on a business trip." In addition to the reputation of those around you as an excellent employee, Emika's subordinate, Hisamichi, has another secret face. A demonic hidden face. In order to help her desires and advancement, Hisamichi plots a plan using Emika's body. Emika is completely caught up in Hisamichi's carefully prepared scheme, and the situation is reversed. A lewd master-servant relationship begins.