Neighbor and friend's wife Reiko mistakenly breaks into Takahashi's room, thinking he's a burglar. Mistaking him for her husband, she vents her pent-up frustrations before having her pajamas torn off and his cock shoved into her mouth. Even after sobering up, Reiko can't forget what happened. Intrigued by the intense encounter, Takahashi senses her sexual dissatisfaction and skillfully exploits it to pursue a relationship. How will their relationship evolve as they're drawn into this unexpected situation?