Asta is an orphan abandoned by his mother and raised under the care of a church in Hage. After he turns 15 years old, Asta receives a five-leaf clover Grimoire, a book that allows casting specific spells with an Anti Magic devil inside. Asta joins the Clover Kingdom's Black Bull squad of the Magic Knights, where becomes a 3rd Class Junior Magic Knight and later for some time Royal Knight. Anime cursor with Black Clover Asta and Grimoire.