The story is about a man, with a double identity. Ha Dae Cheol (Joo Sang Wook) is a righteous prosecutor, but at night he wears a mask and seeks to punish those that the law could not. Yoo Min Hee (Kim Sun Ah) is a female detective in charge of the violent crime division.
(Source: DramaWiki)
Alternative Title: Masked Prosecutor
