Jeong In is found dead, grasping a note forewarning her death. In the past, she and Min Tae Chang conspired and killed Baek Seol Ah’s father and stole his fortune….

A woman seeks to take revenge when her younger sister disappears and she finds out that her sister suffered violence and sexual abuse from school bullies.

Detective Ma Seok-do changes his affiliation from the Geumcheon Police Station to the Metropolitan Investigation Team, in order to eradicate Japanese gangsters who enter Korea to commit heinous crimes.