The fate of the Earth Kingdom and the Avatar's life is at stake, when Korra comes face to face with Kuvira.
Team Avatar clashes with Kuvira on the streets of Republic City; Pema and Prince Wu help evacuate innocent citizens.
Korra and Team Avatar try to stop Kuvira from moving against Republic City; Kuvira unveils a deadly new weapon.
Bolin helps Opal and Lin save the Beifongs from Kuvira. Korra visits the Spirit World looking for help.
The spirit vines in Republic City start abducting people and it's up to Korra to figure out why.
Korra returns to Republic City and Team Avatar faces their first mission together in three years when Prince Wu goes missing; Bolin and Varrick are on the lam.
Korra returns to her role as the Avatar, but is she really ready for action? Bolin and Varrick break from Kuvira's army.
Kuvira threatens Zaofu; Bolin is caught in the middle of the bad blood between Su Beifong and Kuvira.
Prince Wu's big day is ruined by Kuvira; Korra thinks she may have found the key to a full recovery.
Korra's three-year journey of healing takes her to unexpected places.