I REWROTE THIS BOOK! It's on my profile called "Drawn Together" You are new a student attending Marinette and Adrien's high school, but working for Hawk Moth as a spy. As your duty, you try to learn their secret identities. You become friends with a mysterious boy in your class named Nathanael who is rumoured to have...
Marionette goes to Adrien's holiday party, which causes her to run away as Ladybug. Chat Noir chases after her in attempt to find out what is wrong with his lady, and this starts a whole chain of events.
One night while on patrol, Chat noir notices flour in Ladybug's hair. When Marinette complains about the flour from her dad's bakery the next day at school, he starts to get suspicious. Lots of Adrianette and less of ladynoir. First fanfiction so excuse the mistakes