Scheming killers dial 999, lying to evade justice, but their words ultimately betray them. Detectives decode their deception, uncover the truth, and bring them to justice.
It sounds like a routine call to police, but it's a deadly trap. The caller is a killer who’s vowed vengeance on the police. When two unarmed female officers turn up to investigate, they are brutally murdered by one of Britain’s most wanted fugitives.