A charming alien girl that came to Earth to study the phenomenon of love and human emotions in secret. She has an appearance of a cute girl around 16 years old. She transferred to high school. Our protagonist has to take care of her because, for her, this planet is full of unknown. She is very childish and naive, even though she tries to be serious. She still doesnt know much about how to act to look normal and avoid being suspected as an alien so she may say weird things.