Inuyasha, Volume 51: The Path to the Netherworld - Region 1 DVD

Princess Abi continues to terrorize the countryside, sending her bloodsucking demon birds to collect blood to heal her sick mother, while Inuyasha and his friends search for the birds' nest. But the question on their minds is why would the half-demon Naraku be helping them? And how does Naraku plan to open the pathway to the border of this life and the next?