Misaki, living a life filled with love from her husband Hiroshi. She believed nothing could shake their love… One evening, Hiroshi brings his colleague Kojima home. They drink and start playing poker, and Kojima proposes a bet to Hiroshi. If Hiroshi wins, he gets ¥100,000; if Kojima wins, he wants to talk with Misaki alone… The result: Kojima wins. A deceitful victory. And then, for the 'time with Misaki' reward, Kojima begins a gamble to take both her heart and body.
