At work, married wife Keiko finds herself in a difficult situation when her husband causes a misunderstanding with a client. To help him, she joins her boss in a hospitality visit to apologize. However, that night, Keiko is drugged and forcefully taken by a man from the client's company. This act was, in fact, a trap orchestrated by her boss. When Keiko discovers the truth and confronts him, her accusation backfires, dragging her deeper into his scheme.