The gang escalates their deadly rampage. Meanwhile, the team deals with tragedy and deception.

Hickman's life hangs in the balance and he is forced to find a way to survive. Elsewhere, Sebastian and Eva search for Anne-Marie, who has not returned from Italy. Meanwhile, Eva must reveal that she has broken her trust with Sebastian and that his personal secrets could be exposed. Dorn may have tracked Dimitrov, which in the process leads to many mysteries being solved.

Genovese returns to New York and becomes involved with human trafficking.

A string of deaths are traced to toxic cocaine in London.

The gang escalates their deadly rampage. Meanwhile, the team deals with tragedy and deception.

An abandoned car leads Sebastian and the ICC team to Poland where technology reveals a shocking secret. The investigation uncovers a bizarre scenario in which families are pitted against each other in a fight to the death. When Eva and Tommy go undercover, their lives are in peril, and it’s up to Hickman and Louis to reach them in time.

Hickman's search for a criminal mastermind leads him to a bank where he is suddenly taken hostage and soon realizes that the thieves may not be after the money. Outside the bank, the ICC team must work against time to figure out the real motive behind the crime and when part of the truth is revealed, Tommy must confront a secret from his past that could jeopardize his career.

Louis and his wife, who have never recovered from the death of their son at the hands of arch enemy Alexander Dimitrov rely on Dorn, who discovers new information that may lead to the capture of the Russian. Meanwhile, a woman is found dead and another missing, and all the evidence points to Hickman prompting Tommy and a Dutch detective to track down who framed him. Elsewhere, Louis returns home to a shocking discovery.

Louis' and Rebecca's lives hang in the balance. Meanwhile, Dorn tries to take down Dimitrov.

The team hunts a sniper who is randomly killing innocent people.

A string of teen suicides that may be linked to Internet bullying are investigated.

As Genovese awaits trial, he offers the ICC an attractive bargain.

The disappearances of several backpackers may be linked to a serial killer.

Tommy follows the trail of the serial killer’s earlier victims When Sebastian tracks down the killer the team must race to apprehend him but a sudden tragedy changes the teams’ lives forever.

While in Florence, Eva finds something amiss when she discovers another similar kidnapping. While confronting her former partner in the Italian Police, a secret is discovered that may put Sebastian's career at risk. Back in Cannes, a search of the financial records from the missing boy's father shows that not everything is as it seems.

A German biker gang embarks on a home-invasion spree. Meanwhile, Sebastian goes undercover for the first time.

The team goes after a gang of black widows who seduce wealthy men into marriage and then poison them.

A disabled former NYPD detective joins a team of specialists working for the International Criminal Court. While trying to juggle his own personal demons, he must to corner a psychotic killer.

When a wealthy teenager is taken hostage, the ICC team has to move fast to track the kidnappers. Meanwhile, Anne-Marie finds a connection to a similar case in Florence as the team races to rescue the boy. Elsewhere, Dorn and Louis soon discover an unexpected link to their arch enemy Alexander Dimitrov, which puts their lives in danger.

The team takes on the case of a young girl believed to be a victim of human trafficking.

During the search for a cargo of lethal polonium Carine faces a former researcher at the school, and make her question her ability to lead the ICC.

The team investigates the murder of the press attaché of the Romanian Freedom Party. Marco follows a new lead on his missing sister's case.

The Cross boarders unit travel to Italy to investigate the assumed assassination of a prestigious judge.

A known criminal is attacked but dies from a contagious disease rather than his wounds, leading the team to track down everyone in contact with him.

The mysterious death of a journalist who is about to give an exclusive to Dorn’s unit has to do with the world of drug, counterfeit and terrorist weapons.