The Mercenary King Returns as a Security Guard

Xu Yang, heir to the legendary Carefree Sect, spent over a decade dominating the international underworld as the feared King of Mercenaries. Now he's back home, trading battlefields for a security guard uniform. But can a man who conquered the world's deadliest shadows ever truly live an ordinary life? When trouble comes knocking, this 'humble' guard will remind everyone why legends never truly retire.