I have no complaints about my wife, but I found myself completely captivated by the seductive charm of my stepmother, Arisa, to the point of forgetting my wife even existed. I didn't want anyone to know how I truly felt. However, one day my wife had to leave home for a company training session, and I made the unreasonable request for Arisa to stay over, claiming it was to prevent infidelity. With my wife away, alone together in the same room, a turbulent wave of conflicting emotions surged between instinct and reason...