On their way back to the base, Meng Chao chatted with Lin Chuan about a lot of things. They talked about the teachers with special traits in their elementary school, the secret base of the boys at the back of the school building, and a huge drawing from Lin Chuan there. It looked like a huge gorilla, but it was actually a drawing of the fierce Principal Li.
This discovery made Meng Chao yelp. He told Lin Chuan that his drawing had brought him a lot of trouble.