After eight - or has it been nine? - years of unrequited love for Seo Ido, Gyeonwoo has finally had enough of this endless one-sided relationship and decides to take drastic action. He secretly snaps photos of Ido cheating and uses them for blackmail. All Gyeonwoo wants is just one night with Ido. Their night of passion went as planned, but as Gyeonwoo turns over in bed, he finds a new guy lying beside him… As Gyeonwoo is forced to reckon with his new reality, what shape will his love for Ido take on?