Despite long hours and job stress, psychiatrist Dr. Barr Campbell and his partner, psychologist Dr. Charlie Winters, are making it work. But when Charlie is suddenly relegated to the night shift, cracks start to form in their relationship. Barr finds himself lonely and frustrated, and his solution is to jump into his work. Between Barr's extra hours and Charlie's new schedule, they're hardly ever alone. As doctors they're used to brutal schedules and exhaustion, but the lack of sleep is really getting to Barr. Luckily for him Charlie has a plan--and an Rx for Sex might be just what this doctor needs.