The Wonderland Murders (2018)

S2E12 The Serpent's Pass

Title: The Serpent's Passage Plot: Aang and his friends encounter a group of refugees who inform them about a ferry to Ba Sing Se. However, circumstances force them to navigate a perilous route known as the Serpent's Pass, aided by their old ally, Suki. Meanwhile, Zuko and Iroh cross paths with a young warrior named Jet and his band of freedom fighters as they pursue their own quests.