InuYasha Episode 138: Mountain of Demons - Survival of the Duo
Episode 138 of 167 of InuYasha, aired January 19, 2004, 24 minutes. Available with English subtitles and dub where released.
Episode summary
While on a mission to purify the Ken blade, Kagome and Akitoki become separated from Inuyasha and the others. Then Kagome and Akitoki get attacked by the ninja demons. What will be their fate?