The Clerk They Mocked Was a Legendary Spy

Episode 20 of 66

Once the only agent in the CIA known by the code name Zero, a man now works quietly as a school social worker, where colleagues mock him, ignore his work, and treat him as a nobody. Behind his ordinary desk and unassuming manner lies a past that nobody around him suspects. As the people who belittled him keep pushing, he must decide how long to keep playing the fool before his real skills come out.

All episodes (66)