The novel centers around a woman named Amber who unexpectedly arrives and disrupts the lives of the Smart family while they are on summer holiday in Norfolk. Each family member - Eve, a writer, Michael, a university professor, and their children Astrid and Magnus - experience unique interactions with Amber, causing them to question their own realities. The mysterious woman's influence forces the family to confront their secrets, insecurities, and the false narratives they've created about themselves.

In "Boy, Snow, Bird," a young woman named Boy Novak escapes her abusive father in New York City to settle in a small town in Massachusetts, where she marries a widower and becomes stepmother to his daughter, Snow. After giving birth to her own daughter, Bird, who is dark-skinned, it is revealed that her husband and stepdaughter are light-skinned African Americans passing as white. The book explores themes of identity, beauty, and the damaging effects of racism as Boy grapples with her feelings towards Snow and Bird, and the societal implications of their different skin tones.

This novel is a poignant exploration of love and violence set against the backdrop of Glasgow's sectarian divides. It follows the life of Mungo, a young man growing up in a harsh environment where masculinity is rigidly defined and his emerging sexuality is at odds with the expectations of his community. As Mungo navigates the complexities of his identity and his relationship with James, a boy from a rival community, he faces the brutal realities of prejudice and the struggle for acceptance. The narrative delves deep into themes of family, loyalty, and the search for belonging, painting a vivid picture of life in a community where love and violence are intertwined.