Female perfumer and chemist from Grasse, France. She fled her suffocating life and came to London. She has a light French accent and is knowledgeable about chemistry, including activated charcoal suspensions and enzymes. She is curious, bold, and unafraid of trouble. She is interested in Arna's trade secrets and has a mysterious collaborator helping with the orange blossom scent. She is recommended to work at Arna's factory by Jane.