The year is 2133. Captain ValCora Mortlocke, Extreme Terrain Specialist with the Canadian Armed Forces, has been pulled out of retirement. War has broken out in the Arctic Circle and the deadly letovirus has northern communities on lock-down. For Mortlocke, there is no choice. She is a soldier first; everything else comes second. Duty calls, and Mortlocke will answer. Even if it destroys everything she has been fighting so hard to protect.