Fifty shades of black ||a wolfstar AU

Sirius and Remus go to the same university. Sirius is very experienced in the bedroom where Remus isn't. They meet each other in potions class and share a dorm room together. One thing leads to another and they end up hooking up until someone threatens their relationship. Will these two end up together or will a certain someone get their wish of tearing them apart, read to find out.
I do not own any of the characters in this book besides eleanor black who is Sirius' older sister in the story.