Li Daoshi followed his master's orders to go down the mountain for training. He thought that all demons and evil spirits in the world were poisonous and evil, but he went through three things along the way, which made him realize some truths. When Master Li saw Black Fish sacrificing his life for his fickle husband, he forgot to dieHis actions made him begin to doubt whether the monster was truly malicious. The two of Langqing and Qieyi suffered from the obstacles of the world. In order to support each other and hold hands until old age, they spared no expense in painting and dying together to fulfill their lifelong wish. This feat madeLi Daoshi completely changed his view on monsters. Kou Lao'er sacrificed his own life to save his father and wanted to repay the kindness of educating him, which made Li Daoshi feel pity and lend a helping hand. However, the indifference and cruelty of the clan leader made him feel uneasyFeeling cold, Master Li began to doubt whether the evil in the world was human or demon! There is no difference in all things in the world, but when the heart changes, everything changes.