[last lines] Sokka: What happened? Where's Zuko? Katara: He took Aang. He took him right out from under me. Sokka: Where did they go?
This quote occurs at 00:22:24-00:22:34 in the video.
While Katara herself becomes a great waterbending master, Commander Zhao plans a siege on the Northern Water Tribe. Meanwhile, Sokka's on a mission to stop this siege while Aang tries to buy them some time.
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