Kim Hongjoong writes dad jokes for his homesick neighbor, Chen Hua to make her feel better and at home. However, little did Hongjoong know that the girl next door is slowly falling for him and decided to respond to one of his dad jokes by giving him a hint. Chen Hua hopes Hongjoong will accept her confession and become her boyfriend, but when trouble ensues and Hongjoong's middle school sweetheart, Lee Young-mi comes back and hopes to date him again. Does Chen Hua have a chance at happiness? Or will Hongjoong choose his childhood sweetheart whom he has never forgotten, breaking Chen Hua's heart forever?
2 parts