A world where love has disappeared. To rekindle the fading spark in human hearts, four Cupid trainees descend into the human world. They share one single goal: to awaken a host’s lost emotions and be recognized as a “true Cupid.” In order to bring back the thrill of love, each Cupid trainee prepares dates in their own way, using their unique charm and strategy to stir the host’s heart. A battle to reignite fluttering hearts: LOVE & BATTLE.