Violet Bristow is desperate for answers about her brother's suspicious death. When her search leads her to Kai Kaleo, a mysterious former military operative, she's pulled into a dangerous world of secret government programs and deadly conspiracies.

Kai wants to dismiss Violet's wild theories, but he can't ignore the evidence mounting against his former leader. As Kai and Violet dig deeper, they uncover a sinister plot reaching to the highest levels of power.

With shadowy forces closing in and nowhere left to turn, Kai and Violet must rely on each other to stay alive and expose the truth. But the closer they get to answers, the more they realize the stakes are even higher than they imagined.