Baltimore police officer Fia McKee is put on leave for excessive use of force after interfering in a crime that turns deadly. Given a second chance, she is sent to work undercover for the Thoroughbred Racing Protective Bureau (TRPB) at the Gulfstream Park in Florida, where she works as an exercise rider. Her assignment is to watch and report back on two racetrack workers who have been suspected of illegal activities and whose horses continue to...