Following the insurrection of the Red Lotus, Korra left to the Southern Water Tribe to recuperate and Team Avatar moved on with their lives. Although Korra managed to heal physically, she is still facing an emotional block caused by residual traces of mercury. However, her help is needed to face the former captain of Zaofu's guard, Kuvira, as she denounced Earth King Wu's authority and appointed herself the ruler of the Earth Empire after spending three years stabilizing the Earth Kingdom.