Chika, the president's wife, lives under her husband's control at work, forced into secret blowjobs when no one's watching and dominated daily with a remote-controlled vibrator. One day, her former lover Mori returns as a new employee. Overcome by nostalgia and passion, the two give in to their hidden desires, unleashing intense sex within the office. When their coworkers discover what's happening, curiosity takes over—and all three are swept into a whirlwind of fiery passion.