Miraculous: Origins of a Tween Hero

This story is fan fiction based on Miraculous tales of Ladybug and Cat Noir. In this story, Adrien has a 12 year old sister! Ladybug and Cat Noir are 16 and have been fighting Hawk Moth and his Akumas for 2 years. Adrien's sister is called Izzie Agreste. She has been put in the same class as her older brother because...