"Is it okay if it's me? Yuna's cheating partner..." That day five years ago, my relationship with Hajime changed dramatically. I had found out that my husband had been cheating on me, and when I was feeling down, Hajime comforted me with a clumsy kiss. That night, I decided to make Hajime's wish come true. It was partly a way to spite my husband, but it was also a moment when I felt affection for the innocent Hajime. From then on, we continued to desire each other every day, and after five years had passed, our relationship began to change as well...