When the Protagonist Is in His Twilight Years, the System Suddenly Appears as a Villain to Protect Him.

Su Yuying traveled through fantasy and transformed into the guardian elder of Tianqi Pavilion in Yunyin Holy Valley. He got a strange investment system that can see a person's strength, fate, and rank. However, he was only allowed to invest in destined villains, which made him complain inwardly, secretly cursing: "Why do I have to be associated with villains?" Fortunately, each of his disciples has their own unique skills. The eldest disciple spoke generously: "Master, I want you to capture an emperor for you!" The second disciple followed closely: "Master wants to make a magic weapon? The divine iron passed down in the family is just right, so I will get it immediately!" The younger disciple was not to be outdone: "The family has an eight-thousand-year-old elixir, and I am willing to pick it up and make an elixir for my master!" Speaking of this, the depression in Su Yuying's chest disappeared instantly, and she said with a smile: "How happy it is to have a disciple like this in this life! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.