A series of murders has shaken the community to the point where people believe that only a legendary creature from dark times - the mythical so-called Golem - must be responsible.

Ritchie is a Glaswegian chancer with low hopes and no prospects. Disillusioned with city life, he goes undercover at a Highland conservation centre to make his fortune as an illegal pearl fisher with the help of his two hapless and accident prone mates, Danny and Fraser. Here he meets Beth, a pretty English conservationist passionate about saving endangered mussels from the clutches of pearl thieves in the Scottish Highlands. Falling for her instantly, Ritchie must beat off competition in the form of Highland Ranger Ethan, a smooth talking American Adonis convinced that Beth can't resist his charms forever. After the success of pearl fishing attracts the unwanted attentions of old school Glaswegian mobster Gavin and his work at the centre leads him to question his true motivations, Ritchie must risk life and limb to save the Highlands from ecological disaster and win Beth's heart.

Danny wants something more. Expelled from school and living in his grandfathers flat, he longs to live up to the image of his estranged father Danny Senior. Sent to prison for force feeding a judge his own wig Danny Senior was a legend and Danny is looking for a way to emulate his father's achievements and rise to be "top boy". Meanwhile in Wormwood Scrubs prison legendary football hooligan Dex is about to be released. Dex is on a quest of his own, one of vengeance against his nemesis and rival firm leader Yeti. But when Danny and Dex's paths cross they embark on a journey as old as hooliganism itself. Dex, Danny and The Hooligan Factory travel the length of the country on a mission to re-establish their firm's glory days. However, the police are closing in and we get a sense that the Hooligan Factory's best days may be behind them, but with Danny on their side, and Dex finding his old form who knows where this may lead. After all... Its a funny old game.

In 1993, the IRA member Collette is arrested in the London tube after leaving a bomb in the facility. MI-5 Agent Mac offers a deal to Collette to become an informer. She accepts the agreement to protect her son and in return Mac offers a new identity to her after a period working for the MI-5. Soon Mac learns that his superior Kate Fletcher is using Collette to protect her mole inside the Irish organization. Mac tries to find the identity of the informer and protect Collette.

Out on parole after 8 years inside Bill Hayward returns home to find his now 11 and 15 year old sons abandoned by their mother and fending for themselves. Unwilling to play Dad, an uncaring Bill is determined to move on. Although Dean the older boy has found a job and is doing his best to be a father to his younger brother Jimmy, the arrival of Bill has brought them to the attention of social services. With the danger of being put into care looming, Dean forces his feckless Dad to stay by threatening to grass him up for dealing. If there's one thing Bill doesn't want it's to go back to prison. He reluctantly agrees to stay for a week o help fool social services that the boys are being cared for. Having never really grown up himself Bill quickly connects with Jimmy and through this new bond starts to realize what he's been missing. He has a family, a place in the world. He is a father. However, their happy family set up is short lived when Jimmy gets into trouble with Bill's dangerous ...