Conquer The Ninja World: Yuan Rises

Jonathan Yuan, an average young adult, finds himself in the fictional world of "Neo", created by a famous writer on earth. He was once an avid reader and follower of this series, but has long since abandoned it entirely. Now, with the resolve to escape by whatever means necessary, he utilizes all his past knowledge to become an apex predator. How far will his journeys take him, how did he arrive in the world of ninjas in the first place, and what boundaries will he cross to achieve his goals?