Mason Brigster-Contreras is piecing his life back together. After his wife’s unexpected death, he attempts to find purpose and atonement with a team of scientists assessing Nunavut’s pristine Kivalliq tundra ahead of massive mining developments. Mason survives the summer, but the day before they are set to leave, he is pushed into uncharted territory by caribou and wildfire. He stumbles into an unusual refuge with others who have been stranded for decades. They have a community. They seem to thrive in their baffling high arctic oasis. As Mason settles into this new world, his haunted past catches up. Now the sanctuary which gave him a new chance at life threatens his freedom, his sanity, and his will to live.