Jseph and Ji woo are childhood friends. But their inseparable friendship that they're so proud of is always mistaken for something more than just a friendship.

Jseph, a bright funny boy runs late for his date and what's worse is that it's his 2nd anniversary with his girl but he left her waiting on that very special day. Everything gets tangled up when all he finds is his girlfriend's letter left behind upon getting to his designated location. Feeling dejected he returns home to find Jiwoo, his best friends waiting for him...