The novel is a profound contemplation of life as seen through the eyes of two female protagonists: a 54-year-old concierge and a precocious 12-year-old girl, both living in the same upscale Parisian apartment building. The concierge, who conceals her intelligence and passion for literature and philosophy from the wealthy tenants, and the girl, who plans to commit suicide on her 13th birthday due to her disillusionment with the world, form an unlikely friendship. Their lives are forever changed when a wealthy Japanese man moves into the building.

The book is a poignant novella set in Paris in the 1960s, telling the story of a blossoming friendship between a young Jewish boy and an elderly Muslim shopkeeper. The boy, neglected by his family and living in a poor neighborhood, forms an unlikely bond with the wise and kind shopkeeper, who becomes a mentor and father figure to him. Through their interactions, the boy learns valuable life lessons about love, happiness, and religious tolerance, with the shopkeeper imparting wisdom from the Koran. Their relationship transforms both their lives, illustrating the power of human connection and the beauty of cross-cultural understanding.

The novel revolves around the tumultuous love story of Gloria and Eric, two individuals from vastly different social backgrounds who reconnect after a passionate but turbulent teenage romance. Gloria, now in her thirties and struggling with the mundanity of her life and a history of mental health issues, finds her world turned upside down when Eric, who has since become a famous television personality, re-enters her life. Their intense and destructive relationship is rekindled, challenging the societal norms and expectations that have shaped their lives. Set against a backdrop of punk rock and disenchantment with the conventional, the narrative delves into themes of love, class conflict, and the search for identity in a world that often demands conformity.