Sweet Dream Cat is a light purple kitten doll made by fairies who live in the heavens and are puppet craftsmen. One day, Sweet Dream Cat fell from the sky and was picked up by a human girl and taken home. The girl picked up Sweet Dream Cat and talked to her every day. To express her gratitude, Sweet Dream Cat made a wish to the moon, and then the star pattern in her ears was illuminated by the moonlight, emitting light, and she became able to speak. The girl and Sweet Dream Cat talked together every day, and they would have the same dreams when they slept together at night. In the dream, they played together and shared little secrets together...