An angel, Raf, goes down to Earth for the first time after completing 15 stars, the age all the angels start their stage on Earth, at the Golden School, in order to become a 100% Guardian Angel and achieve their radiant halos.There she and her childhood friend, Uri, meet two other angels and their eternal rivals: the devils, and she forms the Angel's Friends, as she guards and protects her Earthly One, Andrew, from the temptations of Sulfus.