In Klong Prem there are ten rules. If you break them you will almost certainly die. If you don't break them you will definitely die. This is the true story of Billy Moore's incarceration in one of Thailand's most barbaric and deadly prisons where life has no value - Klong Prem, the notorious Bangkok Hilton.

Refusing to die, Billy masters the lethal martial art of Muay Thai Boxing. If he can survive the ring, he can survive anything. "A Prayer Before Dawn" is the shocking story of a man's descent into hell and his incredible journey to redemption.