Little Toujous Pur

Dumbledore allows merpeople to come to Hogwarts and Sirius voluntarily goes. The tale of the Mauraders begins with Sirius volunteering to go to school on land first and going on wild adventures. He spends time forging his path in a rapidly changing world. The Wizarding world gets intense before Sirius chooses his path as there is war again. AU Follows canon until 7th year