Insp. Han and SSgt Razali are in a race against time when Richard Chung, a wealthy businessman is kidnapped from his home by two men and a woman, Agnes, who drives the kidnap vehicle.
When a man dies during a supposed exorcism, Adam - the medium conducting the ritual - is brought in for questioning. There are shocks in store when it is revealed that Adam had an affair with the victim's wife.
Jacob is called upon by the unlikeliest client of all - Carl Liu, the man whom he blames for his girlfriend Rachel's murder. Carl has new information that will supposedly exonerate him, and identify Rachel's real murderer. Is he lying?
When Insp Han and SSgt Razali investigate the murder of a pub owner in an alley, they encounter a suspect who might turn out to be Tiger Chan, a lawyer who notoriously skipped town after embezzling millions from his clients.
An old lady is beaten to near-death in her HDB flat, sparking a manhunt for the maid who is accused of committing the crime. When Jacob and Stephanie represent the maid, Su, they find her to be silent and uncooperative.
A secondary schoolteacher dies from killer litter - a flowerpot to the head. DSP Soh takes a personal interest in the case as it occurs in her son's school. Evidence surfaces that it might be more than an accident.
Shots are fired in the home of Insp Darren Low, an officer with the Special Crimes Branch. His wife lies dead from a bullet to the neck, and there are only two people who can tell SSgt Razali what happened.
When a teenager jumps to his death from the window of his HDB flat, suicide appears to be the most reasonable explanation. But as the officers dig deeper, they uncover a suicide cult and a charismatic leader.
A man drives up to the Accidents and Emergency entrance of a hospital with a severed appendage. When he dies from loss of blood, the investigators take a close look at his family ties, only to discover a pattern of abuse and adultery.
A young boy runs amok, seemingly targeting random victims within a HDB neighbourhood, stabbing them to death. The officers engage in a real-time manhunt, trailed by a documentary camera crew doing a special report.
Two murders occur in the same HDB neighbourhood over a period of two days. Coincidence, or the early signs of a serial killer? Insp Han and SSgt Razali must find out, before more murders occur.
When a young trainee lawyer is found strangled to death in her own home, suspicion is cast on the managing partner of the law firm where she works - Harris Fong.
A ghost from Insp Han's past returns to haunt him: Chin, a man he put away fifteen years prior for the murder of his wife, is released from prison. He has an axe to grind with Insp Han and his family.
Insp Han goes on the stand, charged with the murder of Chin. There are three versions of the events: one from Insp Han's perspective; one from Ken, his son who was kidnapped by Chin; and one from Chin's daughter, Amy.
