When several students at Aspira Polytechnic are taken hostage by two guntoting fellow students, Insp Han and SSSgt Razali – already at the school for a talk – try to prevent a massacre from occuring. Meanwhile, the suave and charming Derek Ho, a high-flying banker, meets a girl at a supermarket. He knocks her out and takes her to his private space in an abandoned building where he kills her. The next day, he is introduced to Stephanie Szeto.

Jacob and Stephanie are hired to defend one of the Aspira Poly school shooters, Matthew Yong. The other shooter, Luke, is represented by one of Jacob’s old rivals, Elaine Loh, who is determined to save her own client, even if it is at the expense of Jacob’s. SSSgt Miki Lee goes undercover in order to gather evidence against a seemingly-untouchable night club owner and drug lord, Ang. However, Ang’s right-hand man, Kin has suspected the truth.

Miki’s cover as one of Ang’s bar girls is blown and she is captured. Han and Sam must race against time to find her before she is killed by Ang and Kin. Han and Razali investigate a home invasion that ends up with a father and daughter brutally bludgeoned to death. The only survivor – their maid, who is hailed as a hero for trying to warn her employers. Despite their estranged past, Jacob offers Elaine a job at Devaraj and Associates.

Elaine and her associate, Brendan, face an uphill battle defending Ang as he wants them to bend the law for him. The Home Invasion case takes a interesting turn when evidence is foundlinking the maid, Aini, to the alleged murderer. Derek disposes of his latest victim’s body but is stopped by a Traffic Police Officer – with his tools in the back of his car.

A young child is found murdered in his flat with both his parents lying unconscious next to him. The case takes a tragic and highly emotional turn when one of the parents is suspected of the murder. Han and Razali investigate the murder of a young girl, and discover a link to Michael Kang, a national track-and-field star bound for international sporting fame.

Han and Razali discover a sinister link in the murder investigation of national hero and track-and-field star Michael Kang. They also become laughing-stocks of the nation when they try to chase him down and arrest him. Meanwhile, a tragic story develops in the Singaporean heartland when an elderly woman, Rosie Chu, is strangled to death.

The investigation into the murder of senior citizen Rosie Chu leads Sam and Miki to an unlikely place – a male stripper bar. Jacob is hired to defend Michael Kang for murder and comes up against a brick wall – Michael’s over-protective father, Nelson. Derek goes to dump the body of his latest kill, only to discover that Han, Razali and their team have found his secret burial ground.

National athlete Michael Kang’s murder trial looks like an uphill battle for lawyers Jacob and Stephanie, until an eleventh-hour revelation sheds new light on the case. Jacob and Elaine clash over her defence strategy for elderly client, Liang – on trial for the murder of his wife, Rosie. Elaine wants to argue that Liang killed his wife in his sleep, but Jacob disapproves. Meanwhile, Derek is brought in for interrogation by Han and Razali.

A young girl collapses and dies on the street after what appears to be an all night sex party. Han and Razali find themselves up against a higher order when the trail leads to a foreign ambassador. Meanwhile, a foreman at a construction site is slashed to death. When Sam and Miki dig deeper, they realize that the murder victim could also be a murderer himself. Derek picks up his next target – a young foreign girl, Sophie – but is sent into a panic.

Han and Razali go after a foreign diplomat Frederick Chastings, who uses diplomatic immunity to try and beat a murder charge. Sam and Miki discover that their murder victim, Jon Rozario, has a sensational past that goes back to a cold case in Boston … and the murder of a young Singaporean girl. The net closes in on Derek, and decides to make a break for it – by leaving the country permanently.

Foreign diplomat Frederick Chastings is charged with murder, but before the case can go to trial, there is a sudden turn of events that leads to Han taking out a personal vendetta on him. Stephanie must come to terms with the fact that her boyfriend, Derek Ho, is one of Singapore’s most notorious serial killers … while Jacob is hired to defend him. Derek’s sordid past comes to light, shocking the lawyers even more.

Singapore has a double-crisis on her hands: firstly, a Livestream Killer goes online and asks people to cast their vote online in order to determine whether a victim he has captured and tortured should live or die; then, convicted serial killer Derek Ho - sentenced to hang within the week - breaks out of captivity and is now loose on the island nation.

While the police officers race against time to hunt down both the Livestream Killer and serial killer Derek Ho, a new case emerges: a father and his son, both seemingly murdered in cold blood in their own home. What was the motive? The lawyers, meanwhile, must contend with the defence of a man accused of killing a pregnant Filipino maid.

While the police officers race against time to hunt down both the Livestream Killer and serial killer Derek Ho, a new case emerges: a father and his son, both seemingly murdered in cold blood in their own home. What was the motive? The lawyers, meanwhile, must contend with the defence of a man accused of killing a pregnant Filipino maid.

Derek is "rescued" by a young girl, Lila, who has an intense fascination with him. However, there is more to Lila than meets the eye, as Derek will discover. As Angela tries to mount a defence for the Livestream Killer, Dennis discovers that his new position at Devaraj & Associates requires him to engage in dangerous politics.

When a young girl is found raped and murdered, neither the police nor the lawyers realise that it is going to lead to a young man sitting on death row. Meanwhile, Miki is devastated when her friend goes missing and turns up dead. She suspects a cult is behind the deed, and vows to get to the bottom of the t

Derek is on the run again, as Dennis and Angela fight to save a young man from the gallows when evidence surfaces of his possible innocence. Miki goes undercover, joining a cult she suspects of being responsible for her friend's death. However, this leads her into a dangerous and life-threatening situation.

An 11-year old girl is discovered by her parents, lying dead on her bed. As Supt Soh and Insp Razali pursue the case, they must confront the painful notion that the young girl might have been abused by her parents, or severely bullied in school. Derek, meanwhile, finds a way out of Singapore ... or does he?

Winnie is held captive in her own home by Derek, who threatens the life of Winnie's invalid mother to make her do his bidding as he reveals his escape plan to her. Elaine faces a looming threat of her own when she tries to bring a cult leader to justice for causing the death of Miki's friend. And Angela must confront a tragedy of her recent past when she takes on a case involving the death of a young child.

A teenager is stabbed to death multiple times in what looks like a ritual killing. And the discovery of a toddler's skeleton - hidden in the wall of a HDB flat - opens up a case that goes back twenty years. Meanwhile, Dennis discovers a conspiracy within his law firm that has dire consequences for the people he loves.

Derek uses Winnie as an accomplice to resolve a long-simmering issue from his past - his twisted relationship with his older sister, Helen. Razali and Isaac are temporarily distracted by a case that is turning more eerie by the hour - a group of teenagers summoning a dark otherworldly figure to do their bidding and take revenge, leading to the death of one of their own.

Winnie is in the crosshairs of the police when they discover her role in abetting Derek. The officers also crack a ring of sham marragies when they investigate the death of a travel agent, and discover she has been moonlighting as an illegal matchmaker. Meanwhile, the lawyers are shocked by a twist in the cold case of a toddler's murder.

Winnie's home becomes a battlefield when Razali and Derek go mano a mano (head to head) in a fight to the finish. And the lawyers - Dennis, Angela and Elaine - have their own fierce battles in court, when their clients make shocking revelations on the stand.

An elderly man stabs his own son-in-law to death in a killing tha draws the ire of the public. Conversely, when the body of a young wheelchair-bound teenager with leukemia is discovered, there is an outpouring of grief and sympathy for the girl's mother. However, in both cases, there is more than meets the eye, as the police - and then lawyers - will discover.

The police and the lawyers must contend with shocking revelations thrown their way in resolving two high-profile cases. And Winnie hurtles towards a critical decision that will alter the lives of everyone around her. Meanwhile, everyone grapples with the question ... is Derek Ho truly dead?

All roads lead to a final reckoning for the police officers and the lawyers. Are Razali and Isaac walking into a deadly trap? Will Dennis be able to bring down the conspiracy that has eaten his law firm alive, or will they bring him down instead? Has Winnie lost it ... and why is Derek now her accomplice? And who is that blast-from-the-past who shows up at the end?