What if Sokka and Katara had an adoptive sister? What if that adoptive sister was both Water Tribe and Fire Nation? What if she was both a water bender and a fire bender? What if her destiny was to unite the world? In this story, we meet Omizu, a child born of a Fire Nation mother and a Water Tribe father. We follow her through Aang's journey, and we see how she helps him unite the world!