Twenty years ago, Fletch avenged the gangland killing of his younger brother, Spencer, and accepted his guilt. But his actions meant he had to leave his precious children to fend for themselves. He thought they would be looked after. Now a free man, Fletch returns to find his family in chaos. Kit is married to notorious gangster while Austin seems hell-bent on doing everything he can to create a turf war. Fletch knows he has to get his kids under control, but he also knows that the seeds of this disaster were planted long ago. Now Fletch is back and it’s time to settle the score.

After the brutal gangland murder of her husband Terry, Tracey Tempest just wants to move on. She’ll never get over Terry’s betrayal, but she’s determined his shady past won’t spoil life for her and her beloved boys Ricky and Jamie. Max Hardcastle just wants a quiet life and to maybe see how things go between him and Tracey. He knows she’s been hurt in the past, but he’s nothing like Terry and he’ll do anything to keep Tracey happy and safe. But some people have other ideas.

When 19-year-old Tommy Carter throws away a promising career as a professional boxer to work for local villain Davey Abbott, everyone thinks he’s made a huge mistake - collecting debts and working in strip clubs is no life for a young lad. A brutal fighter, Tommy quickly earns a reputation for himself and becomes Davey’s trusted right-hand man. But when Davey is murdered Tommy is shocked to learn that Davey has left his business empire to him - Tommy’s the boss now. No one believes Tommy will succeed. But there is only one rule Tommy lives by...always back the underdog.

Harry Fletcher - Fletch to his friends - has spent his life surviving the tough streets of the East End. He knows working for notorious gangster Billy King is dangerous, and sleeping with Billy’s beautiful wife, Susan, is deadly...but rules are meant to be broken. If Billy discovers the affair, Fletch is a dead man. But the closer he gets to Susan, the more reckless Fletch becomes. And soon, Fletch realises that every one - even him - must pay the price for his actions.

Sheltered and naïve Carmen Darby has lived under the thumb of her father Rex, a brutal criminal businessman, her whole life. But when Rex announces his retirement and plans to leave his vast wealth to his three daughters, Carmen doesn't thank her father as effusively as he'd like, enraging him. Cast out from her home, Carmen assumes a new identity and starts her life over, but she knows she can't outrun the sins of her family for ever.