She is told to obtain the SoZyuTo so Rio can enter Jūgenkyō, with Long forcing her to get the weapon by breaking her personal taboo about dishonesty, gaining her own Dorinki as a result.
She is told to obtain the SoZyuTo so Rio can enter the Beast Origin Village. But she lacked the dishonesty to obtain the weapon until Long used her love for Rio to break her personal taboo to get the artifact, gaining her own Dorinki as a result.