A World where law doesn't exist. The only law exist is crime and crime. The world famous International University of Mafia study and seven Mafia professor and their Mafia students. In this book Mafialogy is a subject that students learns to be a mafia but just like normal studies.And in this fan fic Crime is very normal. Y/N and her sister A/N (Any name) are the toppers and famous student in the Mafia University and everyone's heartthrob. WARNING THIS IS MY ORIGINAL WORK IF YOU WILL COPY OR STEAL IT I'LL REPORT IT. SO ITS BETTER TO NOT DO THINGS LIKE THIS.