Meguriau Mae no Sadame no Koi Uta (Zenpen) Inuyasha : Season 8 Episode 1

When Kaede, was still a little girl, her older sister Kikyo was entrusted with a corrupt Sacred Jewel, which was removed from the body of the Mistress centipede. Kikyo's duty was to purify the jewel. She began to fight demons who were after the jewel.