In Yi Zhe's opinion, the world is boring and uninteresting, it seems that everything is meaningless. Until he met the only warmth in his life — Xu Tangcheng. He lived his life in his own world, and in a world consisting only him and himself, until he gave himself up and sank to the bottom. “All love is born from sobriety, and sobriety does not mean that one cannot go crazy. Even if the road ahead is chaotic, walking with him is the only way to count on earth.”