Mad Dog (2017 - 2017)

"Mad Dog" is a series about a small private agency of the same name, whose employees investigate cases of insurance fraud. Chae Kang Woo leaves his job in law enforcement after a non-accidental plane crash takes the lives of his wife and son. He opens his own firm and hires racer Ha Ri, former gangster Sun Jong, and hacker Nu Ri to work on controversial cases involving major corporations.