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.,Zhang Yi fell silent for a moment: "Let's not dwell on the past.",Never mind, it's been so long. Some things are best left unsaid.。