C20 Go to the Roof If You dare

Gou Youcai, Crab, and the others had clearly seen Yu Feng pull out his stool. They already knew very well that this seemingly modest and easy-going fellow who always had a gentle smile on his face was a tiger with a smile on his face. A real smile hid a knife, and he killed people invisibly. At first, they had looked down on him too much.

So Gou Youcai wrote a note to Crab