Each sister embarks on a quest to uncover their origins, revealing the complex tapestry of family secrets and individual histories. Maia's journey to Rio de Janeiro in search of her birth family becomes a powerful metaphor for uncovering hidden truths and embracing one's true self. The sisters' journeys illustrate the transformative power of confronting the past and how it shapes their present identities.

The novel explores the multifaceted nature of family, extending beyond biological ties. The seven sisters, adopted from different corners of the globe, share an unbreakable bond forged through shared experiences and love for their enigmatic father. The story emphasizes the importance of finding one's place in the world, whether it be with blood relatives or chosen family.

Throughout the novel, love and loss are intertwined, shaping the lives of the characters. The sisters grapple with the loss of their father while simultaneously navigating romantic relationships and the complexities of familial love. The story highlights the enduring power of love to heal old wounds and provide solace in times of grief.