An FBI agent goes undercover in a women's prison to find evidence hidden by a drug dealer's ex-girlfriend. After she is taken off the case, she finds that the drug dealer has kidnapped her daughter. She enlists the help of one of her prison guards, and together they take on the drug dealer's mob.
There are no TV Airings of Under Lock and Key in the next 14 days.
Add Under Lock and Key to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".