I Said Be a Security Guard, Not Date the CEO

A retired soldier-king hides his true peerless skills. The male lead works as a low-level security guard in a skyscraper. The male lead protects a wealthy female CEO as agreed. The male lead secretly defeats an overseas hostile syndicate. The male lead ultimately wins the beauty's heart and uncovers an old case. — Description from novelcodex.orgFull novel: I Said Be a Security Guard, Not Date the CEO — read the rest free on N​o⁠v​e⁠l​C⁠o​d⁠e​x⁠.​o⁠r​g⁠