Yanyu was your typical problem student during his elementary school years. He has received constant psychological blows from his class chairman, Chen Yifei, who also happened to be your typical model student. Feeling unresigned, he was extremely determined to succeed, swearing to make "model students" like Chen Yifei work under "problem students" like him.Fast forward to many years later. Yanyu has become a successful businessman, and he could barely remember his childhood times. But unexpectedly, Chen Yifei, who was top in every aspect of his life, came to Yanyu's company interview for the position as his assistant!A journey filled with only sweetness.