His original name was Gu Chang at the end of Xia Dynasty.
The two people hate each other and have a special kinship. But as time goes by, they slowly become friends and even have a deeper relationship. But what they don't know is that more than one pair of eyes is watching them behind the scenes. Due to excessive public opinion inside and outside the school, both of them were forced to go abroad, each to a different country. After meeting each other many years later, they really didn't know how to write an introduction.
Concept: the feeling of being watched