For the reunion, I was returning to my hometown far away.At the park of memories, I met up with my first love, Rio, who became my best friend's wife, and headed to the venue.I felt nostalgia and loneliness for Rio, who had become someone else's.Rio also seemed to have the same feelings as her, and after the first party, she invited me to her house to break up and confessed that her best friend was having an affair.I made an excuse that I wanted to save Rio, who was in sorrow, and we kissed each other as if to bring back those days...