C1100 Appreciation of Mid-autumn Festival

In the face of the current 'Xuan Sheng', Professor Lin and Old Gu were somewhat dumbfounded.

After a long while, Old Gu finally asked, "Are you really Tong Xiaoqiu?"

Xuan Sheng fumed, "This is why I'm asking despite knowing the answer!"

I forcefully pinched the space between my brows and asked Old Gu