Scaramouche is an ex-star guardian who used to fight against cosmetic monsters that tried to destroy the universe, that no one knows of. Thanks to him and the other guardians, they never managed to do that. But Scaramouche still had to leave his title behind after making a mistake that almost cost the whole universe to get destroyed. After leaving his title, Scaramouche just decided to focus on his studies and forget his past. But it's not easy because his powers are still there.