Korra is faced with the memories of her highest achievement and her worst failure as Avatar, and both are linked to the same event. 2nd Person POV.

Queen Hou-Ting is gone and the Earth Kingdom is in crisis. Kuvira has left her and her home behind to heed the call of help from her nation. But there's something she must do before she faces perils unknown in the beleaguered city of Ba Sing Se. A promise has taken her to the South Pole and Kuvira is determined to fulfill it, but one person stands in the way of her goal: Korra.

A long, sleepless night awaits Zaofu captain of the guards Kuvira after the Red Lotus almost abducted Avatar Korra from the Earth Kingdom's safest city. As she goes on her last patrol, Kuvira will find out she's not the only one who can't sleep that night. Canon divergence oneshot based on The Terror Within.