Korra, Mako, Bolin and Asami visit Sao Fu, the city of Metal Clan. Lin does not want to meet her past. Suyin tells her life story. Air Temple Island training camp has a new recruit.
Korra's search for air benders continues in Zaofu where she meets Opal who has acquired air bending. Korra realizes that Lin has a half-sister named Suyin and their relationship has been strained for thirty years. Meanwhile, Zaheer infiltrates Air Temple Island in a attempt to find Korra. However, Kya recognizes Zaheer and he escapes.—dawsonpersi