Deadly Lessons (2017)

After their affair is discovered, a college student drops out of school to marry her professor only to learn that he has a dark, sordid past. Romanced by a charismatic professor, a college girl quits school to run away with and marry him. While her mother tries to convince her to come home, she slowly learns that he is a controlling husband with a shady past… and soon realizes that if she were to leave him he would kill her.