I Reincarnated as The Protagonist's Best Friend

A tired office worker was reincarnated into a novel he was reading as the protagonist's best friend who dies in the original novel. Now, reincarnated as the same character, he decided to take matters into his own hands and forge his own path. [Disclaimer: This Novel is Written by me without any AI. And I have Dyslexia, so there may be so spelling mistakes I may have missed during proofreading. I apologise in advance. Have a great day.]