Ellie Saoirse Horan always knew she'd have to fight for her place in the spotlight. As the only girl and sixth member of One Direction-and Niall Horan's younger sister-she's no stranger to being doubted. At 17, Ellie has spent the last few years touring with the boys, sharing the stage, and stealing hearts with her voice and musical talent. But just as she's about to turn 18, the pressure intensifies. Will Ellie be able to hold her own in her battle with the management, or will she break and leave the band forever?