Unrequited love bloomed for Jaewon Shin on the courts of an elite tennis training camp, but his feelings for his arrogant but irresistible practice mate, Javier, are as doomed as Jaewon’s tennis career. Years later, with a permanent knee injury and no prospects, Jaewon is stunned to find his old crush, His Excellency, Duke Javier Leoncino himself, at his door with a marriage proposal. Jaewon’s met his match for this love game.