When Izzy Bakhar, a veteran IAD investigator nearing early retirement, discovers that his best friend Barak, an outstanding police officer, is a suspect in a severe case of corruption, life as he knew it is shattered to a thousand pieces.
Izzy and Tal return to Israel straight to Maintzer's big operation, while great underground forces are working against them all the time. When everything falls apart Izzy refuses to give up and embarks on one last desperate journey.
Izzy and Tal lands at Uman to persuade Eliran to return to Israel, but he turns out to be a bigger challenge that they thought. Meanwhile, Maintzer has other plans how to catch Leibo.
New investigators join the team and the investigation branches off with the aim of tracking down Ruslan. Barak hopes to get his hands on him before the IAD does. A container full of stolen weapons enters the picture.
Thanks to Tal and Izzy, the investigation team manages to achieve several victories in the intelligence war against Barak and his people, and the loop is tightening around Barak. IAD officials involve the Central District Attorney in the investigation.
The IAD squad is looking for some new leads. The tension between Izzy, Barak and Dudu rises to new levels, and years-long friendships begin to fall apart. Izzy tries to recalculate his course but gets into complications.
Tal's friends from the YAHBAL (Unit of International Crime Investigations) thwart an arrest. Eliran Chen reappears. The relationship between Eti and Izzy reaches a breaking point. Barak must think of a plan before he becomes a burden on his criminal friends.
Tal Ben Harush joins the IAD team with no choice in the nightly pursuit of Eliran, who is very resourceful. Ruslan quarrels with the wrong people. Izzy understands that Barak is not the man he thought he was.
The bodies keeps to piling up. Izzy doubts the suspicions against Barak. Ronit plans an operation around the state witness. And Izzy convinces Tania Levin to file a civil lawsuit against the police.
In this episode set 2.5 years in the past, Izzy is dealing with a sexual harassment case against Shaul Katz — a case that opens a Pandora’s box and complicates his marriage. Barak takes his businesses with the Shmaya brothers to the next level, without knowing someone has put an eye on him.
A little before retirement, a case of police violence handled by Izzy is plastered behind his back by senior members of IAD and the police. At the same time, he is exposed to an investigation where the main suspect is one of his best friends.