Cymbeline Igloo must uncover who is targeting his favorite teacher while simultaneously helping his friend Veronique unravel a family secret tied to a traumatic past. Cymbeline, a young boy learning the meaning of words like 'culprit,' finds himself entangled in two mysteries. The first involves protecting Mrs. Martin, his beloved teacher, from unknown harm. The second, more personal quest, is to understand the hidden history of Veronique's grandmother, Nanai, whose past as a Vietnamese Boat Person and the loss of her twin sister hold a significant, unspoken truth. The narrative framework appears to follow Cymbeline's perspective as he navigates these complex situations, learning about empathy and the profound impact of human connection.

The premise suggests a novel that balances the innocence of childhood discovery with the weight of adult secrets and trauma. The author's previous success with 'Boy Underwater,' a Carnegie Award nominee, indicates a capacity for crafting emotionally resonant stories that appeal to young readers while tackling mature themes. The blend of a school-based mystery with a refugee's past implies a narrative that seeks to foster understanding and empathy across different backgrounds. This approach likely positions the book as a thoughtful exploration of human connection and resilience, suitable for readers who appreciate character-driven stories with underlying social commentary.