Korra, having learned to bend all four elements and achieved status as a Fully Realized Avatar, must once again become the student when she delves into the realm of spirits!
Korra seeks Tenzin's help to enter the Spirit World for the first time.
Korra enters the Spirit World and struggles with the Avatar's relationship with the spirits.
When President Raiko is attacked, Bolin saves the day.
Korra and company attempt to close the spirit portals before Harmonic Convergence.
Korra discovers a new twist in Unalaq's evil plan. Meanwhile, Tenzin realizes he must face his own demons in order to save his daughter.