On his first field deployment, rookie police officer Captain Toole, who was assigned to the Criminal Investigation Department, unexpectedly met Dr. Cherland, a doctor at the Institute of Forensic Science.Their different work attitudes created a considerable gap between them, making it difficult to find common ground.In a crime scene that reflects on social issues, Detective Tul also struggles with pressure from a work system that favors influential groups.She traverses disruptive social currents designed to protect allies and potentially influence the outcome of the case.At least Tul's integrity remained intact through these challenges.As she teams up with medical examiner Cherran, they methodically analyze evidence left behind at crime scenes, bringing them closer to identifying the perpetrator in each case.As time passes, Tul and Cherran trust each other more and more, working tirelessly to protect the lives of innocent people and ultimately seeking justice for the families of the victims.