When a young accountant is devastated after discovering his inspiringly beautiful girlfriend is cheating on him, his best friend, who's engaged to a girl he doesn't love, convinces him to go on a "run" and sleep with as many women as he can to get over his heart break.

Traveling from the backwoods to Los Angeles to visit his cousin, a writer discovers a world of sex, drugs, crime and violence revolving around a beautiful young woman and her mobster boyfriend.