Yuina is a beautiful flight attendant who is admired by many women. But she has a secret that she cannot tell anyone. A game of secrecy where she is tormented behind closed doors. In order to protect her status and to prevent her weaknesses from being exposed by cunning and cowardly men, she has no choice but to follow their proposals, even though she does not want to. She is called to a hotel room, and every time she is there, she is toyed with and offered herself to them. No matter how much she sacrifices herself, her heart will never give in. That belief is the only way to maintain her self-esteem. The horrible memories of the men will not disappear. And yet, the memories of pleasure come flooding in. She is conflicted, even as she resists them. The men beside her sneer at her struggling figure, slowly shaking her emotions. The more she stubborn she is, the more her bravado and masochistic desires are revealed. The woman is insulted and mercilessly oppressed, and has no choice but to submit...