, Tenzin's brother, discovers he can airbend while trying to save his spirit companion, Bum-Ju, from falling off a cliff.
Facing banishment from Republic City by President Raiko due to the vine crisis, Korra and Tenzin decide to travel the world to find and recruit the new airbenders to rebuild the Air Nation . Key Themes [S3E1] A Breath of Fresh Air
The central theme of the season is established here, as the world adapts to the permanent presence of spirits and the rebirth of a long-extinct culture. , Tenzin's brother, discovers he can airbend while