"I'm just a doctor who wants to perform an operation on this land." Lan Feng was invited from this world to remove all the lesions in this continent called Terra. A story about exploring this disaster-filled continent with iron and blood. [It is best to be an Ark player before reading this book. A large number of characters and plots in this book are directly linked to Ark. Readers with an in-depth understanding of Ark will have a better reading experience. 】