Guarda Streamingcommunity. Gabriella, a courageous and tough New York teenager. She witnesses the killing of her father, a beloved teacher at her high school, who tries to help a student being bullied. Trying to recover from their grief, Gabriella and her mother move to Florida where Gabriella enrolls in a new school. But there is no escaping the cause of her heartbreak as she sees a boy being relentlessly bullied in the lunchroom. Determined to survive lunch, Gabriella must find a way to stop the bullies, even if it means standing up to the most violent boy in school.