It's already been five years since I got a taste of the forbidden nectar of infidelity. When I found out my husband had been cheating on me and I couldn't process my feelings, my son's friend Hajime was by my side. Moved by his passionate gaze and kisses, I crossed the line on his graduation day. With each physical encounter, my sense of guilt faded and our acts became more and more passionate. Then came the second graduation day, and before I knew it, five years had passed since our relationship...