Lockdown

As a deadly flu pandemic ravages London, the city is placed under strict military lockdown. On his final day with the Metropolitan Police, Detective Inspector Jack MacNeil is tasked with one last case: investigating the discovery of a murdered child's bones at a temporary hospital construction site. Stalked by a ruthless killer determined to keep the victim's identity a secret, MacNeil must navigate a collapsing city and a web of conspiracy to uncover the truth before time runs out.