What the Killer Did Next

Detectives are confronted by an evil web of lies and deceit. Their investigation begins when they discover the body of grandfather Peter McMahon in a freezer, confirming that the victim is the grandfather named Peter McMahon. The case now centres on untangling the deception surrounding his death.

Peter McMahon is a self‑contained episode that falls squarely within the detective genre. The programme centres on a single case, presenting a concise narrative that unfolds over its runtime without extending into a longer series. Its structure is that of a typical investigative story, designed to draw viewers into a focused mystery. The plot kicks off when a pair of detectives stumble upon a shocking find: the corpse of Peter McMahon’s grandfather, frozen solid inside a freezer. This grim discovery sets the stage for the investigation, as the officers are immediately thrust into a complex scenario that demands careful scrutiny. What follows is an intricate tangle of falsehoods and manipulation. The detectives quickly realise they’re up against an “evil web” of lies and deceit, each thread threatening to obscure the truth. Their task becomes not just to identify a murderer, but to untangle the myriad deceptions that have been woven around the case. Throughout the episode, the frozen body serves as the grim focal point around which the entire investigation revolves. The detectives’ pursuit of answers is driven by the need to cut through the layers of dishonesty and expose what really happened to the grandfather, turning a chilling find into a relentless quest for clarity.