A demoted police officer assigned to a call dispatch desk is conflicted when he receives an emergency phone call from a kidnapped woman.
A briefcase with undisclosed contents – sought by Irish terrorists and the Russian mob – makes its way into criminals' hands. An Irish liaison assembles a squad of mercenaries, or 'ronin', and gives them the thorny task of recovering the case.
Police officer Asger Holm, demoted to desk work as an alarm dispatcher, answers a call from a panicked woman who claims to have been kidnapped. Confined to the police station and with the phone as his only tool, Asger races against time to get help and find her.