The Museum Watcher Who Mastered Sorcery

Desperate to protect his sister, Milo takes a night watch job with fake magical credentials. Every damaged exhibit he repairs pulls dangerous Calamity energy into him. During a brutal test, he uses his grandfather's repair tools to defeat enemies without killing. When Valerian, a sinister spellcaster, attacks, Milo's hidden heritage awakens—using the Divine Anchor, he shatters the conspiracy and claims supreme magical power.