But once again seeing these people, Zhang Yi's long-lost excitement and passion surged up within him in an instant.,Thinking back then, Guan Hao and Liu Xing were really Zhang Yi's best friends in his life. Zhang Yi even remembered that once when he was beaten by a group of hooligans outside, Guan Hao protected himself and took two knives for him. He lay in the hospital for half a month.,In the midst of their conversation, Guan Hao asked, "Three years ago, what exactly happened Why did you disappear without a word"。