"Who are you? Are you the police? This isn't legal, you know. You can't hold me like this." In a near-future dystopian Britain, democracy has been undermined. Emboldened by new anti-terrorism laws, police start to "disappear" people from the streets for unspecified crimes. But when unassuming dentist Arthur Priestley is snatched and held prisoner at a top-secret facility, his estranged wife, Julia, and a brave but naive journalist named Tom Clarke...