Heartless City(2013)

Nam Gyu Ri sizzles and sways in this noir thriller about getting in too deep. When her best friend suffers a brutal fate while undercover in the crime underworld, Han Soo Min is driven to pick up where her friend left off. But in the shadows, there are no rules and no reason: Soo Min falls for the organization’s king pin, who also happens to be the prime suspect of her friend’s murder. With a betrayal at every corner, can Soo Min afford to trust the unjust? As with all things noir, expect seduction, femme fatales and mystery!