Jeong Myeong-Seok, a detective of Team 1, does his best in his work. Myeong-Seok is ordered to be suspended after protesting against his superior to end the sexual assault case of a middle school girl he was in charge of. Meanwhile, Seong-hui, under all kinds of obstacles and threats from DAEGWANG Construction, decides to fight to protect her pride and value of existence. The two are caught up in dangerous incidents and fight against injustice.