Sumeragi's husband suddenly invites Koburo, his boss and also the president's son, over to their home. Known for casually engaging in workplace harassment, Koburo is someone the husband knows poses a threat when left alone with his wife—yet for some reason, he ends up asking Koburo to run errands anyway. Left alone together, will the wife seize the opportunity to act, or will the situation take a completely different turn? An ordinary day takes a sudden twist, sending unexpected ripples through their marriage. The story unfolds with palpable tension and an eerie atmosphere, leading to inevitable betrayal and creampie consequences.