This is a world where you are forced to enter the campus by the system when you are fifteen years old. In this campus, you must abide by various rules. Those who do not comply with the rules will be punished at least, or lose their lives at worst. The male protagonist Xu Yan wanted to explore the secrets of the campus on the first day he was transported... After experiencing the betrayal of his brothers and various explorations, he gained a partner and lover (Su Ningyu) who can give his back to each other...
Purpose: Campus survival