A-Tac is an elite CIA unit masquerading as faculty at an Ivy League college. Brilliant, badass, and seemingly bulletproof, the members of A-Tac are assigned to the riskiest missions and the most elusive targets. Alexis Markham has lived her entire life in the shadows. When her father is accused of stealing government secrets, Alexis's family is forced to go underground. Then her family is murdered, and she lives only to prove her father's innocence and expose his killers.