"I'm a hostage. I am not free... my life is not in my hands… I am worried for my safety." After Princess Latifa was thwarted in an attempt to escape Dubai in 2018, the world was told that she was back in the loving care of her family. But Latifa's friends, Tiina, David and Marcus found a way to get her a secret phone. A few months ago they lost contact. Now they have taken the decision to release some of the video footage and share her account with the world. Panorama tells Latifa's full story.