Molly Morris is a street-smart private investigator who takes on small-time cases involving cheating spouses and petty crimes. Her life takes an unexpected turn when she is approached by the FBI to go undercover at a college sorority. The mission: to protect Alex, the daughter of a key witness in an organized crime trial. Molly must leave her rough-and-tumble ways behind and adopt the persona of a refined, preppy sorority girl. Navigating the challenges of blending in with her new sorority sisters, Molly faces the stark contrasts between her former lifestyle and her current assignment.

Adapting to this new environment, Molly forms bonds with the sorority members while covertly conducting her investigation. She balances her tasks as a sorority girl, complete with attending classes, participating in social events, and maintaining her cover, with her primary mission of ensuring Alex's safety. Throughout her journey, Molly unravels clues and faces unexpected hurdles that test her abilities and resolve. Her relationship with the sorority sisters deepens, adding layers of complexity to her undercover operation and leading to a series of heartwarming and suspenseful moments.