C403 True or False

In his free time, Xiao Cheng picked up the letter and read it again and again. He wanted to confirm the authenticity of the letter, but after reading for a long time, he still couldn't find anything wrong with it!

The handwriting was indeed Xiao Shisan's, there was no doubt about it. However, he had scribbled a little himself and it was done in a hurry. Xiao Cheng could not help but wonder