Because of the alumni association, I was returning home to a remote hometown. - At the park of memories, I joined my best friend and my first love, Rio, who became my best friends wife, and headed for the venue. - I felt her nostalgia and loneliness in Rio, who had become someone elses. - Rio seems to have the same feelings as her, and after the first party, she invited me to go home and confessed that her best friend was having an affair. - With an excuse to save Rio, who is sad, we put our lips on top of each other to regain those days ...