"The Thing About December" is a novel by author Donal Ryan that explores themes of isolation, identity, and the complexities of human relationships. The story follows Johnsey Cunliffe, a young man living in a small Irish town, who struggles with his sense of self and the expectations of those around him. Set against the backdrop of a changing rural landscape, the narrative delves into Johnsey's interactions with his family and community. As he navigates the challenges of adulthood, the novel highlights the impact of societal pressures and personal choices on one's life journey.