The Policeman's Lineage

A crime drama about two very different two policemen whose handling of a huge case shakes the police organization. Min Jae has been ordered to secretly look into Kang Yoon, the ace team leader of the investigation team. Min Jae believes policemen must obey the letter of the law, while Kang Yoon's philosophy allows for wiggle room if the cause is just. Will Min Jae be able to clear his private mission and arrest Kang Yoon - who he has come to trust and admire?