Inuyasha, 18

Inuyasha and his companions arrive at the nest of Tekkei, Princess Abi's mother, where they discover a portal connecting the world of the living to the afterlife. In their quest for the Shikon Jewel, they venture into the other world and encounter Hōsenki, the creator of the Black Pearl, who guards a fragment for an unknown purpose. Meanwhile, Sesshōmaru continues on his own path, facing ancient guardians. With enemies lurking and the Jewel's corruption spreading, Inuyasha must find a way to overcome his greatest challenge yet.