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.Four undying warriors who’ve secretly protected humanity for centuries become targeted for their mysterious powers just as they discover a new immortal.