Two homeless teenagers get more than they bargain for when they break into a council house on the valley's estate. The occupants, a middle-aged, agoraphobic master criminal and his elderly mother, are ready to exact an unexpected justice.
Fagin is distressed when Mam confesses to an affair with an infamous cat burglar, Aneurin Snoddy. Fagin is determined to find out whether Snoddy could be his real father - and whether he could be conned out of his acquired fortune.
Hoffman and Charlie are left with a stack of bogus porn videos when a dodgy deal goes awry. However, in the pile is a CCTV tape that reveals the perpetrator of a heinous crime: the torching of the local Big Burger fast-food outlet.
The trendy new vicar angers Fagin when he asks Charlie and Hoffman to help him collect donations for his new cyber cafe.
Mam, Hoffman and Charlie persuade Fagin to stand for the Welsh Assembly on a manifesto of suspicion and bigotry, and he campaigns from his living room, with the family as his political team.
Hoffman is pursued by WPC Juliette Barnfield, and his plan to put her off fails. But terror turns to adoration.