The blind man in the book is shou + nurturing yandere attack, (double lack of love personality)
Shen Zhilan traveled into a novel and became the protagonist's blind master. In the book, in order to protect the protagonist, he was tortured to death by the villain Demon Lord. He is bound to the system and can return to the original world after earning enough trust points from the protagonist. So, he took the young protagonist back and took good care of him, but he didn't know that he had picked up the wrong person...
Lan Shuyu was reborn. In his last life, he was forced to practice the devil's path, which caused panic and turmoil in the world of cultivation. The former Hao Fandi, now the first person on the right path, was rescued by the blind master after fighting with him, so he used the blind man as a sacrifice to open the door to the devil world. Unexpectedly, he was stabbed to death by the protagonist when he was about to go home. Now he was reborn when he was bullied at the age of 6, but the blind man took him back...
Purpose: Care must be taken in selecting apprentices