After Passing Through the Book, I Actually Became the Male Protagonist! ?

In an accident, Ma Xianhao actually traveled into the Niu Ma novel he had read, and was given a system and mission: he must change all the unreasonable plots in the original book before he can return to the original world... Apprentice (attack) Update every half month Please tell me if there is anything wrong when I first started writing, thank you. Purpose: Inspirational