~ pulling this one off the shelf ~
The story begins with the Goddess Nuwa subduing and imprisoning an evil Centipede spirit. The Chalice fairy tasked to guard the centipede spirit however, was careless, the centipede spirit escaped. As punishment, the Chalice spirit was banished to the mortal realm where she will have to grant three wishes to any mortal who puts water into her chalice for a thousand times.