After Staying at Home for 8 Years, I Am Invincible in the World

Yan Xiaofei traveled to a parallel and strange world called Orchid Planet. When he was 10 years old, he was kidnapped by the old ghost king of the ghost world~~ Because the ghost world, the demon world, the demon world, and the zombie world all had battles for the throne of their respective realms, and rebellions continued to occur, Yan Xiaofei was lucky enough to save his life, and then he became an otaku for 8 years, never leaving the house... He does not have the golden finger system of the time traveler, but he is self-taught. In just 8 years, he has mastered the various Taoist and magical secrets in the "Book Collection" to the ultimate peak of Dzogchen... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.