After spending his 20s getting over a crush, Seunghyun vowed to never give his heart to someone in the same field again. Enter Jongchan, Seung Hyun's tough new boss with a surprising soft side. Will Seung Hyun's first job and first relationship be a success?

Talented superstar Jung Woo Jin has a disease causing him to remember everything, bringing stress. He meets Do Hye Soo, whose rare condition resets her memory monthly. Their encounter leads to unforgettable situations.

On the first day of school, high school freshman Joo-young falls deeply in love at first sight with the pretty but aloof Ja-rim and thinks they are destined for one another.