Amunet kidnaps Caitlin and puts meta-dampener handcuffs on herto keep her from turning into Killer Frost. Amunet tellsCaitlin she needs her to perform a tricky medical task and ifCaitlin fails, Amunet will kill her. Meanwhile, The Thinkertraps The Flash in a speedster-proof prison. With the clockticking, The Team doesn't have the time or resources to trackboth Caitlin and Barry so Iris is forced to choose who to save.