Four down-on-their-luck men are hired to drive trucks laden with nitroglycerine through the mountains as part of an operation to extinguish an oil well fire.

Led by a warrior named Andy, a covert group of tight-knit mercenaries with a mysterious inability to die have fought to protect the mortal world for centuries. But when the team is recruited to take on an emergency mission and their extraordinary abilities are suddenly exposed, it’s up to Andy and Nile, the newest soldier to join their ranks, to help the group eliminate the threat of those who seek to replicate and monetize their power by any means necessary.