It should be the happiest of days for former special forces agent Drew Connor. Out Walking in New Hampshire's White Mountain range with his girlfriend Sheila Cass, he has butterflies in his stomach and an engagement ring in his pocket. Then a thunderstorm hits, and they take shelter in what Sheila thinks is a relay station for a state utility. But when Drew enters the building, he realises they have stepped into something far more sinister. Bullet-proof checkpoints. Telephone hotlines. A sign by a map that reads 'Internment Centres'. Drew's instinct is to get Sheila out as quickly as possible, and when they stop at a general store and the police open fire without asking questions, his worst fears are confirmed. Someone wants them dead for what they have seen...