The mysterious double murder of a Jewish couple leaves few leads. According to the woman’s son, David, a large amount of cash is missing, along with the student who was living with them, a Palestinian.

Detective Travis is surprised. What’s a Palestinian doing in a Jewish household? Malik locates the missing Palestinian student, who is hiding something. Guilt, or is he just defensive, born out of experiences back home? But the Palestinian is not the only one hiding things. The woman’s son is lying about critical evidence. The conflict between the two detectives, Travis and Malik, spreads from the Middle East to the unsolved crimes of multiple murder and armed robbery.

Two drug importers, Yasser and Rizk, are in the morgue. Shot at close quarters, next to the container of heroin they had imported from Afghanistan. Who killed them and why? Is the importation of heroin linked to the armed robbery, or something completely separate?

Evidence leads the cops to ex navy diver, Ryan Hunter. But why would a diving instructor knock a couple of Arab drug importers? What they discover changes the direction of the investigation into the armed robbery and subsequent murders.

Mere Hahunga has problems with her youngest son, Sam, and enlists Detective Koa’s help.

Sam, is going off the rails. Mere pleads with Koa to save him. But can he stop a youth determined to be self-destructive?

Sam is involved with Ned Reweti, a Maori gangster. When Koa realises Sam is involved in a violent robbery where a security guard is bashed, Koa knows it may not be possible to honour his promise to Mere.

Koa is treading a fine line between his obligations as a cop and his obligations to his community. He attempts to steer Sam into safety by getting him to help with the investigation. Sam refuses to dog on Reweti, and Koa finds evidence another way.

Reweti believes it was Sam who rolled on him and exacts revenge in mistaken retribution. Koa has managed to keep his promise to Mere. He saves Sam, but at what price?

Detective Zane Malik is focussed on getting the armed robbery gang. But they prove elusive and strategic. His frustration mounts when Kimberly, the insider, is killed in a cruel execution. Were they worried she talked to the police?

Malik is determined to shut down this ruthless gang. He confronts Hunter with the details of Kimberley’s death in order to try and get him to roll on the gang. Hunter knows the truth. But he’s not sharing.

What has the armed robbery of 36 million and the subsequent escalating violence got to do with a drug rip and massacre in Kandahar, Afghanistan? Malik is hoping that visiting Afghani cop, Khan, will provide the answers.

But before he can question Khan, the visitor is executed, and Hunter is broken out of remand. The gang is armed, ruthless and well organised, with a growing list of victims, one being Malik’s son.

Malik fears he cannot trust his own colleagues. Is someone feeding the enemy information? Detective Travis is behaving erratically. Why? Does he have something to hide?

Travis is struggling to hold his life together, but an old army friend’s actions threaten this. Travis is a man with divided loyalties and he fears his past is about to collide with his present. His friend, Sterling, is in a bad way. Can Travis help him or does he have to sever the friendship for the sake of his own survival?

Malik is not the only one wondering what Travis is up to. Detective Lim knows something is very wrong and she undertakes her own private investigation to find out what he is trying to hide from her and other detectives.

As the search for the killer of the Afghani cop comes to a head, Malik’s distrust of Travis grows. Something is wrong, but what it is? The mystery grows.