Living among the Sachakan rebels, Lorkin does his best to learn about their unique magic. But the Traitors are reluctant to trade their secrets for the Healing they so desperately want. Meanwhile, Sonea searches for the rogue, knowing that Cery cannot avoid assassination forever. The rogue's influence over the city's underworld, however, is far greater than she feared. And in the University, two female novices are about to remind the Guild that sometimes their greatest enemy is found within ...