Cat Noir (Ladybug & Cat Noir: The Movie)

Adrien Émile Gabriel Donatien Athanase Agreste, better known as Cat Noir, is one of the titular main protagonists of Ladybug & Cat Noir: The Movie. This film is a film adaptation of the cartoon Miraculous: Adventures of Ladybug and Cat Noir. 
He is a student at Collège Françoise Dupont. With his magical ring, inhabited by a Kwami named Plagg, he has the power of bad luck and can transform into the superhero Cat Noir (Chat Noir in the French version).
He is the son of Gabriel Agreste and his late wife, Emilie, and the boyfriend and partner of Marinette Dupain-Cheng/Ladybug.