Became the Villain in the Book at the Beginning

Go through the book and become the villain in the book! The problem is, if you kill the protagonist of the original work, this world will be reincarnated! After another reincarnation, will the book-wearer still exist? Villain: The treasure you are carrying is an ancestral heirloom of my family! Original protagonist: Very good! Between you and me, only one can survive! Villain: In order not to be killed by you, I must insist on harvesting wool from you! Original protagonist: Very good! Very good! I am no longer at odds with you! Immortals: Immortal King Mu Chen, why are you so strong? Muchen: What the hell! If I wasn't so strong, someone would have killed me long ago! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.