My Blood-Draining Sword Girl Is Useless? Perfect—My HP Bar Is Infinite!

Xu Ping'an awakens in a world where weapons become beautiful girls who fight alongside their masters. Sword maidens, shield guardians, spear wielders—all can be summoned through gacha to battle demons. There's just one problem: Xu's luck is absolutely terrible. After selling organs repeatedly (his cheat-level regeneration makes it profitable), he's blown his entire fortune on failed summons. Ready to flee to another city and start fresh, he attempts one final desperate pull... and everything changes. His new sword girl drains his life force with every swing—but joke's on her, his HP regenerate…