 An unusual snow storm hits the town and the Sailor Scouts discover that an evil snow queen Kaguya, wants to freeze the entire earth. It s up to the Inner Sailor Scouts along with the Outers, to defeat the Queen. Meanwhile, Luna falls in love with a human astronomer named Kakeru whose girlfriend is an astronaut about to take a space shuttle mission. Kakeru becomes ill and Luna wishes she could be a human to help him.