: These hallucinations serve as the vehicle for the "clip show" format, revisiting key moments from the first 99 episodes, including Inuyasha’s first meeting with Kikyo, the betrayal that led to his sealing, and Kagome’s arrival in the Sengoku period.
Episode 100 of Inuyasha , titled (or "The Nightmare: Battle in the Forest of Despair"), is a unique entry in the series as it functions primarily as a recap/clip show , but one that is cleverly framed within the narrative. Episode Summary
: As the characters wander through the forest, they are separated and forced to confront vivid hallucinations of their most painful memories.