Two weeks after Harmonic Convergence, portions of Republic City have been covered in spirit vines and spirits have been roaming freely after Korra has decided to leave the portals open. Korra's popularity starts to deteriorate even further, due to her defeating the Dark Avatar Unalaq. During the press conference Raiko begins to blame Korra even further, causing her to angrily call the president out for his incompetence, Lin soon breaks up the altercation. Asami comforts a despondent Korra and she tells her that she shouldn't let the president get to her disliking. Asami helps Korra ease her mind by teaching her how to drive, they begin to bond over their failed relationship with Mako. Korra admits she never had a girlfriend to talk to about her problems. Korra tries to uses her spirit bending to remove the vines, but they grow back. Raiko immediately banishes Korra from Republic City after Daw tries to fall off Kyoshi Bridge. Following the shift of Harmonic Convergence, Korra and her friends discover that non-benders, including Bumi and Daw have developed the ability to air bend. Korra and Tenzin become determined to fulfill Aang's dream of rebuilding the Air Nation, that was destroyed 170 years ago by Fire Lord Sozin. Meanwhile, Zaheer escapes from prison after acquiring the ability to air bend and he sets out to free his comrades.