watchonline

Hee Tae met his future wife, Il Ri, when he worked as a temporary biology teacher at an all girls high school. Il Ri was a student there. Now, Hee Tae works as a fishery researcher and spends his days in a typical marriage. One day, he learns that his wife is having an affair with a carpenter. He becomes angry for the first time, but decides to keep his family and wife.

After getting kicked out from their 24th school for starting fights and couldn't find another school that would accept them, Guan Yu and Zhang Fei thought it's God-sent that Liu Bei (the king) proposed to be their sworn brothers so they could enroll into the prestigious Dong Han Shu Yuan, a school exclusively for royalty, on the condition that they pay for his tuition. However, Liu Bei unexpectedly got injured and Xiu was forced to take his place. Though they enrolled, it didn't mean they attended the class in peace because they must survive the school's death traps and hostile invasion from warring schools.

Choi Jae Hye (Go Hyun Jung) is a lawyer and Dok Go Young (Lee Jin Wook) is a detective with a hot temper. They work together on a murder case where the suspects are children from the elite class.