Opal heads off to the Northern Air Temple to begin her air bending training with Tenzin. However, Zaheer and his friends manage to sneak into Zaofu at night, they try to capture Korra again. Team Avatar, Lin, Su, Wei and Wing are able to rescue Korra from Zaheer and his friends. Korra finally comes to, she and her friends suspect that one of guards at Zaofu is responsible. It is soon discovered that Aiwei is responsible for sneaking Zaheer and his friends into Zaofu, so they could kidnap Korra a second time. Aiwei makes his escape and Su becomes distraught that her trusted adviser has betrayed her. Su allows Korra and her friends to find Aiwei, so they can bring him back to Zaofu and interrogate him.
—dawsonpersi