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Korra was just enjoying a nice walking around Air Temple Island until she a strange black creature she ends up following it but when she finally catches up to it more of the creatures end up swarming her and the next thing she knows she is without her heart and in a strange looking town in another world she ends meeting a strange sliver haired man in a black cloak who gives her a new purpose and name in his mysterious organization, there she ends up meeting a certain blonde haired keyblade wielding nobody and ends up going amazing adventures and eventually they might become the best of friends.

(story takes place right before LOK season 3 and during KH 358/2 days)