A beautiful shooting star that painted across the sky kicked off the story, and when the star fell at the foot of the mountain, it brought unexpected visitors to Earth. Rae, Bonnie and Gill, three girls who seem to be no different from ordinary people, have magical and extraordinary abilities.

When they grew up in Taiwan and entered the first day of elementary school, the cosmic monsters from outside the sky came at this time. How will the three people with different personalities join hands to defeat the cosmic monsters?