My name is Zheng Xiaobai. When I was in the fifth grade of elementary school, I met Lu Xiaogua. The little melon who kept saying that he wouldn't like Xiaobai was always by my side. Lu Xiaogua, who often extorts my pocket money and laughs at my appearance and figure, is really annoying. With an attitude of caring for the world, I have been getting along with Xiaogua for nearly 20 years. It was not easy. I am the kind-hearted Mr. Dongguo, I must be. However, looking back, who is tolerating whom? Who is protecting whom? I was really confused, so I wrote down the story of me and Xiaogua, and find the answer with me...