: Prince Wu is being groomed to take the Earth Kingdom throne in Republic City, while Mako serves as his reluctant bodyguard.
: The group has largely moved on with their own lives. Opal and Kai are working with the Air Nomads to provide aid, while Bolin has joined Kuvira’s army. The "Missing" Avatar [S4E1] After All These Years
In The Legend of Korra , the Season 4 premiere, " After All These Years ," serves as a "soft reboot" that radically shifts the status quo. Set three years after the defeat of the Red Lotus, the episode highlights how much the world has changed while the Avatar has been absent. : Prince Wu is being groomed to take
The episode's central mystery is the whereabouts of Korra. While the world expects her to arrive in Republic City for Prince Wu’s coronation, it is revealed she has been traveling alone for six months , hiding her identity and participating in underground earthbending matches. This set the stage for her season-long journey of physical and mental recovery following the trauma of the previous season's finale. The "Missing" Avatar In The Legend of Korra
: In the three years since the spirit vines took over, the city has adapted, with Asami Sato's Future Industries modernizing Central City Station and integrating spirits into the metropolis.
: Kuvira and Baatar Jr. have begun reuniting the fractured Earth Kingdom under a militaristic rule. The episode shows her effectively strong-arming local governors, like the one in the State of Yi, into signing over control in exchange for supplies and protection.