Demon King's Contract: a Worker from Another World

Zhong Yan's family suffered a tragedy. In order to save his parents, he made a contract with the devil. Since then, the wooden door leading to other worlds has opened, and visitors from other worlds have come in an endless stream. An elf girl as a waiter? People come and the God of War comes to the stage? The mysterious demon girl is the cashier? Zhong Yan: I'm just a restaurant owner, not really the lord of another world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.