On March 3 of that year, Yu Chen looked back at Mu Tong for no apparent reason. He turned back and snickered, the sunshine favored him. He walked slowly back to class under the light, and Mu Tong followed him along with the sunshine that day. Yu Chen, you are the glass that Mu Tong can never break.
Concept: Mu Tong has an extra heart compared to others, and Yu Chen lives there.