The loyal dog Chu Xiao, the young master of the largest family who was wiped out by revenge, and the very narcissistic Xu Mutong, one of the heirs to the family business division. After Chu Xiao and Xu Mutong were admitted to college, they came to City B where the Xu family's original family was located. Mr. Xu Tai suddenly said that he would decide the successor among his grandchildren! ? What about college life and intrigues with cousins?