Not a cross-over with Meliodas the seven deadly sins and highschool dxd. I repeat not a cross-over with Meliodas the seven deadly sins and highschool dxd. Anyway this Story is about a group of assasin named the S.I.N.S. Together they overpower the 3 fractions. Some say they even rival the heavenly dragons. . . . Yep well hope you read it
5 parts