Decades after the world was levelled by the effects of human-made climate change, the scattered remnants of humanity have begun to pull themselves together. Birch and Jay are a young couple living in a small, idyllic community away from the ruins of one of Canada's great cities.As a newly graduated Knowledge Seeker, Jay must leave Birch and their community to collect remnants of old wisdom from the dead world. Along the way, he comes across a mysterious elderly woman who offers to travel with him. He will receive more than a travel companion -- she offers revelations about their town's founding as well as knowledge of how to survive in a lawless world.Birch, seeking adventure, pursues Jay but finds more danger than she ever imagined. Will they find each other in the chaos and brutality of the city and get safely back home to tell the tale? Birch and Jay will reunite in a place where they confront a terrible reminder of humanity's perennial flaw: repeating the tragic mistakes of the past.