There are two people with interesting pasts that made them believe that having a close friendship was impossible. When something bad happens in a lab that made him lose a close friendship, a boy believes there will be no other person the same as his friend. And when a back and forth move between cities makes her lose contact with a close friend, a girl believes there will be no other person who has the same sense of adventure that she has. In a story of friendship and discovery, two people with a mutual interest in the stars figure out the truth behind all the happenings and where their old friends have gone. And as a star grows unusually fast, so will their friendship and their knowledge of the truth.