The Regressed Mercenary Goes to the Academy

A veteran mercenary who fought on the frontline died and woke up to realize he had regressed 15 years into the past. To prevent the world's impending destruction, he chose to enter the academy. "But why are my comrades growing up so fast? If they're going to get this strong on their own, I don't need to suffer and carry everything by myself anymore, right? — Description from novelcodex.orgFull novel: The Regressed Mercenary Goes to the Academy — read the rest free on N​o⁠v​e⁠l​C⁠o​d⁠e​x⁠.​o⁠r​g⁠