Set in 14th century Norway, "Kristin Lavransdatter" follows the life of its titular character from her childhood, through her tumultuous and passionate marriage to Erlend Nikulausson, to her life as a mother and eventual widow. The narrative explores Kristin's struggles with faith, societal expectations, and personal desires, offering a vivid portrayal of medieval Scandinavian life along the way. Despite the many hardships she faces, Kristin remains a strong and resilient woman, embodying the spirit of her time.

The novel is a lyrical exploration of the beauty and savagery of nature, set in the wild landscapes of Northern Norway. It follows the story of a solitary hunter and former military man who lives in harmony with the wilderness. His peaceful existence is disrupted when he falls in love with a young woman, leading to a tumultuous relationship that reflects the untamed and unpredictable forces of the natural world around them. The narrative delves into themes of passion, isolation, and the human longing for connection, all while painting a vivid portrait of the changing seasons and the primal allure of the forest.