The Lifetime Original Movie Girl, Positive is the story of Rachel Desperate Housewives Andrea Bowen, a high school senior, whose world is thrown into a tailspin when she tests positive for HIV. In trying to deal with this frightening news, Rachel finds an unlikely ally a substitute teacher Jennie Garth who has secretly lived with HIV for years. Unfortunately, secrets have a way of getting out and both women soon learn that gossip, like disease, can spread swiftly. Girl, Positive premieres Monday, June 25, at 9PM ETPT on Lifetime. In this clip from the Lifetime Original Movie Girl, Positive, Rachel Andrea Bowen tells her high school teacher, Sarah Jennie Garth, about having unprotected sex with her neighbor, Jason Eric Von Detton, at a party.