Yu Yu Hakusho- Another tale

She was human who could heal, walk in any time disorientation, create portals and barriers. She was no ordinary human. A story floats about the lone survivor of the Tenko (Child of angels) race, a powerful yet gentle tribe who were destroyed in a night. Koenma knows this girl has something to do with this rumour but she herself is clueless. The netherworld demons and many other enemies are slowly returning back, searching for the lone survivor. The gang needs to discover her identity and at the same time discover the truth behind the rumor