Romance- college girl is a stripper to pay moms debts, ends up adopting little sister

This book starts off with her working in a smoke shop right off campus, then the main love interest and his friends come in, trying to buy drugs, she sends them away when an older lady walks in. The older lady takes her under her wing and they become really close friends. The older lady dies, and the MC goes back to college. Her mom deals with bad people, and racks up a lot of debt and says that her daughter can pay it. She becomes a stripper because it pays better than dealing drugs. The guy helps her out, he used to be a boxer at the college, but he quit.she smashes up his car, which actually turn out to be his dads, because she thinks it’s his housemate who stiffed her. She ends up adopting her little sister in the end.