In the modern era When Lord Buddha was to uphold his death exists. There is a serpent who morph into a human to ordain as monks one day accidentally sleeping body and therefore the Serpent's back.
In the modern era When the living Buddha. A serpent who has transformed into a human being ordained as a monk. One day, falls asleep. Draft turned out to be the primordial serpent.
In the modern era. When the Buddha still remain alive. There is one who can transform into a serpent man entered the ordained as a monk. One day it was asleep. The body is turned into a serpent as before.