Activated

From Young-Adult author Nova McBee comes the third book in the gritty, action-filled Calculated series.

After her exploits in Tunisia, Jo Rivers knows she'll never lead a normal life. She also can't move on until she grasps the unexpected evolution of her mathematical gift and confronts her unresolved feelings after meeting Noble. With Kai undercover, Noble is the only one who has the answers Jo needs. There's just
one small problem: Noble has vanished, leaving only a coded message in the st...