Hackles still raised over the revelations at Omashu, Aang and his companions can't stop bickering- even over something as simple as flying over the tallest mountain in the world, or going around it. Unbeknownst to the party, their decision will bring them to an encounter with a strange tribe, one that promises great knowledge to any who complete their mysterious trials. What visions will beset the group, as they brush against the spirit world to further their goals.

Meanwhile, Princess Katara tracks down someone vital to her mission, determined to have only the best fighting by her side.

EDIT: this episode was released with an audio track out of order- we apologize for the confusion, and have fixed the error.