.
The group arrives at the rendezvous point for the invasion four days ahead of schedule but Aang begins to get nervous about confronting the Fire Lord, leading him to have nightmares and then stop sleeping entirely. The group tries to help him relax in their own ways.
The gang looks into strange disappearances in a spooky town. There, an old lady named Hama teaches Katara some secret waterbending techniques. Meanwhile, Toph hears strange voices calling out under a mountain.
Katara expresses her disapproval when Toph discovers a way to make quick cash, resulting in a rift that leaves the group in a disastrous situation.
Aang and Zuko are taken on a parallel adventure that gives them insight into their ancestors’ pasts. We learn that Avatar Roku and Fire Lord Sozin were best friends as children, but as they grew older, their opinions differed.