C1243 Summer Rain and Winter

A string of question marks swirled in my head. I thought about it for a long time, but I couldn't find an answer.

The next morning, I was lying on the sofa in a daze when I heard some noise outside the door.

I leaned closer to the peephole and felt my head hurt.

Outside were Xia Yu and Dong'er.

Xia Yu was holding a paper bag in her hand. Inside the bag was breakfast