In Berlin, the Good Shepherd Cybersecurity team are on a covert mission to extract information about Cyrus’s sinister intentions. Meanwhile, in Romania, a monstrous operation is silently getting into gear.

Mark and AJ try to understand why Cyrus is so desperate to get his hands on Mark’s vintage gaming device. Cyrus demonstrates his growing influence to a politician with serious ambitions.

The Good Shepherd Cybersecurity team convenes in their cool new premises. Mark and AJ have some unnerving insights to share while Cyrus’ Romanian operation is expanding.

The Good Shepherd Cybersecurity team works on tracking down Cyrus’ whereabouts. Europol puts Maurice in contact with an old adversary, but as he loses control of the situation, their hand is forced, and the consequences will be devastating.

Catherine Martin returns to deal with the fallout of the previous night’s operation and the infiltration of Erica’s apartment. Tough choices are made as she attempts to keep the situation from escalating any further.

Mark’s world is shaken as the news of recent shocking events is revealed to him. Powerless to resist the forces pulling at him, he takes matters into his own hands as the stakes are raised higher than ever before.

AJ, Violet and Fiona carry out the first phase of a social engineering attack in order to access a seemingly unreachable target. Meanwhile, there’s a reunion in Romania as Cyrus and Mark finally meet face-to-face.

Fiona must use all her guile to outwit a sophisticated target and discover the location of Cyrus’ base of operations. As Mark is trying to make sense of his new surroundings, Charlotte reaches out to him… But can he really trust her?

As Violet and AJ bring ‘Hollywood’ to rural Romania, Mark tries to buy himself some time. Meanwhile, Charlotte makes her own dangerous bargain with Cyrus.

Mark and Charlotte must work together to create a version of Mark’s code that will fool Cyrus without giving him what he wants. The odds are against them, but then fate sends a lifeline — AJ and Violet make contact, ready to help!

Cyrus gives a chilling demonstration of the power wielded by his new AI system, which has dangerous and global implications. Meanwhile, Mark and Charlotte light the fuse on their plan to stop him.

Time has run out for The Inside Man. While their plan has worked, Mark and Charlotte find themself trapped. AJ and Violet must mount a daring rescue as Cyrus’ Romanian operation comes to an explosive end…