A secret game of secrecy takes place in a room at a luxury hotel in the city center. Yumi Nijimura works as a receptionist at a foreign company. She is well-regarded for her smiling face as she serves customers, but she harbors a secret. The only ones who know are the men waiting in the guest room. These cowardly and cunning men take advantage of this and blackmail her. To protect her status, she has no choice but to submit to the men, even though she doesn't want to. They summon her to the guest room and toy with her unreasonably every time. No matter how much her body is sacrificed, her heart never gives in. This conviction is the only way to protect her pride. And yet, her contempt and loathing for the men never goes away. And yet, for some reason, her feelings are stirred, and she finds herself becoming excited by resisting them. She is now bent on being masochistic. The men beside her, their eyes seeing through her conflicted and tormented feelings, slowly twist her to submission and she succumbs. The more stubborn she becomes, the more her true feelings are revealed. The woman is mercilessly abused and oppressed, and has no choice but to submit...