The Villain in the Book, the Little Junior Sister Who Was a Doormat Turned into a Yandere

[Traveling book + cultivation + invincible cool article + domineering sister-in-law + yandere chase + Shura field + funny and easy] Transform into the cannon fodder villain Senior Brother Zhang Lingtian in the book. At the beginning, the future demon queen is being pinched by the neck, and he wants to throw her into the cave of ten thousand snakes and suffer the pain of ten thousand snakes eating her heart? Zhang Lingtian was frightened on the spot when he thought that in the future, she would awaken the Demon Lord's memory and have her soul be extracted and refined to light a sky lantern. Fortunately, in an instant [villain investment return system]! As long as the heroine is given a chance, not only can she change the tragic ending, but she can also get a supreme critical hit return of up to 10,000 times! In order to survive, he maintained his vicious persona by speaking evil words on the surface. Behind the scenes, he is frantically spending resources on his domineering escort girl! Feed the eternal elixir like jelly beans. Send the peerless skills as waste paper. I thought that if I was invincible at full level, I would be able to retire, but my style of painting suddenly changed! The doormat sister locked his ankles with iron chains with scarlet eyes: "Senior brother, if you dare to look at others again, I will kill everyone in the world!" Not only that. Junior sister Bai Yueguang, who was originally gentle and kind, was holding a blood-stained sword. The cold and beautiful female master set up a trap to block him in the corner! The heroines who watched all the yanderes turn into his madness. Zhang Lingtian's scalp was numb: Help! I just want to live invincibly, why are you all so sickly? !