When her husband suddenly dumps her, longtime dedicated housewife Deanna (Melissa McCarthy) turns regret into re-set by going back to college…landing in the same class and school as her daughter, who’s not entirely sold on the idea. Plunging headlong into the campus experience, the increasingly outspoken Deanna—now Dee Rock— embraces freedom, fun and frat boys on her own terms, finding her true self in a senior year no one ever expected.