Alya Césaire

Alya Césaire is a key character in 'Miraculous: Tales of Ladybug & Cat Noir' and is the closest friend of Marinette Dupain-Cheng. A passionate aspiring reporter, Alya supports Marinette in her superhero endeavors and becomes aware of her secret identity. She is chosen by Marinette to be her successor and has previously taken on the superhero persona Rena Rouge, utilizing the Miraculous of the Fox to aid Ladybug and Cat Noir in their battles.