Adrien used to be marinette's best friend…but one day they got into a big agruement… and adrien got angry and hurt marinette accidentally, causing memory loss for her… once she woke up she couldn't remember anyone or anything… and since that day adrien never showed his face near her again… so she still didn't know who he was.. but one day.. Adrien bumps into someone...marinette... marinette looks at him for a second and looks like she's about to say something..