: Dominika possesses the unique ability to perceive human emotions and intentions as colors (auras), which she uses to navigate the deceptive world of spying.
: Drawing on his 33-year career in the CIA , Matthews infuses the book with realistic "tradecraft" details—from surveillance techniques to interrogation methods.
Set in contemporary Russia, the story follows , a former prima ballerina whose career is cut short by a brutal injury. She is coerced by her uncle, a high-ranking official in the SVR (Russia's foreign intelligence service), to join the "Sparrow School"—a secretive program where recruits are trained in the art of sexual seduction and psychological manipulation.