Yishou is delivering water when he meets a tomboy-like girl named Emily, who greets him and claims she is delivering letters. He goes into an office to change the water dispenser, and she goes into Mr Chen’s office. Mr Chen is pleased to see Yishou cleaning up the area after replacing the water. When Yishou is waiting for the receipt, he sees Emily sneaking into Mr Chen’s office and taking something from a pocket before hurrying off. Yishou ...