Girl on Wave documents the journey of professional windsurfer Sarah Hauser and her friends as they follow their passions and defy the obstacles of a typical career in an attempt to conquer their dreams. The documentary includes interviews with core windsurfers, world-class athletes, and others who have inspired Sarah on her journey to becoming a professional water athlete. Driven to perform at her highest potential in big swells and competitions around the globe, Sarah is leaving her unique mark on the windsurfing sport.