3x3 Eyes, Volume 2: Legend of the Divine Demon

Yakumo: Yakumo has finally gained the power to make him worthy to be Pai's guardian, but now she can't remember who she is! How can he help her to become human if she believes she already is one?
Pai: The cute and friendly girl that turns into the cold and ruthless demon has achieved the illusion of a normal life, but only because some other entity has sealed away her memories as well as her Sanjiyan half...
Benares: Yakumo's counter-part is the guardian of Kaiyanwan, the ruthless and bloody destroyer of the Sanjiyans. Benares' mission is to restore his master to power and to prevent Pai from regaining her memories until the summoning that could bring about the end of the world...