Meet the...Smiths

Korra and her parents work in a Organization as agents. Korra's Parents adopted, Bolin, Mako, and Kai and made them part of the Secret Organization. Korra, Mako, Bolin, and Kai were sent to Republic City on a mission to distroy another Orgaonization that are after them.

Along the way they meet Asami, Wu, Opal, and Jinora who are suspicious of the 4.

do their covers get blown

Disclaimer: I don't own the legend of Korra characters!!!! duh