Plot Summary:A small, lone Kappa
miraculously survives over 200 years into modern day Tokyo, Japan when
he is found by young Koichi. "Coo" who is secretly adopted by the whole
family, faces a tragic past and the present's challenge of living in a
dramatically changed environment, searches with his new human friend
for places not invaded by people hoping to find any remaining of his
kind. When this intelligent "water sprite" draws the popular attention
of the whole city upon being discovered and then confronted with his
past, it forces him to take action and make an ultimate decision, in
order to preserve his kind, inner peace and well being in today's harsh
world.