Scarred by his traumatic past, former special agent Tae-shik lives a life of solitude. His only contact to the outside world is his neighbour So-mi, a young schoolgirl with a troubled mother. Following a drug deal gone wrong, the innocent So-mi falls prey to Korea’s ruthless, dark underworld. As Tae-shik takes on the crime mob to save his only friend, the thugs soon realize that "The Man from Nowhere" is a man to be feared.