Shock! I Traveled Through Time and Became a Passerby in a Fantasy Novel

"This is a cruel fantasy world. Disaster is coming. Everyone is practicing hard to survive. The protagonist will do whatever it takes to gain strength..." Wang Ling closed the book and muttered to himself in conclusion. However, who would have thought that when he woke up, he was shocked to find that he had traveled through time in a book! And he became a nameless passerby who was about to persecute the heroine! He gradually accepted the facts, What did he suddenly think of? ! Etc! As a passerby, I am one of the people who persecuted the heroine! That means that the demon protagonist is about to arrive on the battlefield! What to do? Super urgent! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.