Led by a warrior named Andy, a group of mercenaries with a mysterious inability to die have fought to defend the mortal world for centuries. But when the team is recruited for an emergency mission and their extraordinary ability is suddenly revealed, it’s up to Andy and Nile, the newest soldier, to join forces to help the group eliminate the threat of those looking to copy and profit financially from their power by any means. The Old Guard is a story that shows that eternal life is more difficult than it seems.