Lawyers Jacob Fernandez, Stephanie Szeto and Sanjay Devaraj, along with Razali Hamzah, Nick Han and Audrey Soh from the police force, will race against time to solve crimes and bring the perpetrators to justice. Amidst the challenging new cases, a captivating serial killer, Derek Ho, emerges. Derek Ho leads a double life. A suave and charming high-flying banker by day and by night, a murderer with an abnormal psychological gratification for killing. He is introduced to Stephanie and soon, the two are dating. As their relationship develops, the plot thickens as danger looms.