Episode 6 - Tetsusaiga, The Phantom Sword
Kagome brings Inuyasha to his senses and they both quickly realize that his mother is actually a Nothing Woman, a collection of the spirits of mother's who have lost their children. The Nothing Woman uses her powers to find out where the entrance to Inuyasha's father's grave is, reveals it is in the Black Pearl hidden behind Inuyasha's eye. Sesshomaru quickly pulls the pearl out and steps into their father's graveyard, but soon realizes he is unable to pull the Tessaiga out. Soon there after, Kagome does it with ease.
