At the North Pole, Tonraq, Zuko, Desna, and Eska try to prevent Zaheer and his comrades from breaking out P'Li. In Ba Sing Se, Korra finds out that Hou-Ting has been imprisoning air benders and she discovers that she is in danger when she finds out from Lin and Tenzin that an anarchist group wants to take her out. Lin helps Korra, Tenzin, and Team Avatar to free the captive air benders and take them to the Northern Air Temple where they will be safe from the Earth Queen.
—dawsonpersi