A New Spiritual Age: After successfully arriving in the mystical spirit world with Jinora, Korra must learn how to deal with the difficult relationships between spirits just as Avatar Wan had ten millennia ago.
Night of a Thousands Stars: Bolin saves the day when President Raiko is mysteriously attacked in Republic City. With Mako arrested, Asami tries to free him and to learn who is framing him.
Harmonic Convergence: With the help of her closest friends, Korra must close both spirit portals before Harmonic Convergence occurs. Meanwhile, Tenzin must learn how to overcome his own innermost demons.
Darkness Falls: Korra learns of a new twist in Unalaq’s evil plans to release the spirit of all darkness and evil, Vaatu, from his longtime imprisonment in the spirit world.
Light in the Dark: Korra may have found a way to defeat Vaatu once and for all, but at what cost?
(Source: avatarthelegendofkorraonline.com, via avatarparallels)