The Fortifier Books in Order

William survives an apocalypse only to discover a world governed by unfamiliar game-like rules and populated by new monsters. Learning a class and building shelter becomes essential, but protecting others will require turning an isolated refuge into a lasting fortress.

William's efforts to gather survivors and build a safe home face renewed upheaval as the transformed world changes again. New peoples may offer answers or become enemies, while the constant cost of his abilities forces him to keep learning and advancing.

After surviving a war and restoring an allied city, William faces new threats rising from the sea. Protecting the barony requires solving the resource demands of his abilities and making a decision that could alter every human life under his care.