Following the explosion at MIS, DI Harry Clayton and the team are just getting back on track when his 'informer' Eve is accused of cuddle.

Harry returns to London and sets out to prove his innocence, but on the run from the police he is faced with the stark choice of heading into the criminal underworld and joining those he once hunted. Once forced underground, whilst trying to prove his innocence, Blake finds a way to make him look more guilty than ever.

Samuel Blake ups his game, forcing Harry to make a near-impossible choice. The bracelet's power starts to wane.

Suri and Harry team up to bring Blake and Gray down. Meanwhile, Blake finds a way to turn Eve against Harry - once and for all.

Harry spots a golden chance to bring down Blake. But he risks everything when he turns to gambling to fund his sting.

Rich moves in with Suri as Harry fights to win back his flat. But something terrible happens when Blake and Eve go after DSI Gray.

It's do or die for Harry when Madame Cheung warns him that time is running out. Plus, an unexpected visitor arrives at his door.

Blake puts his grand plan into action forcing Harry to summon all of his courage to take on his nemesis without the aid of the bracelets. The odds are against Harry as he fights to get his old life back. Will this be his final gamble?