Camille Bertault and David Helbock are two of the most jaw-droppingly talented members of the cohort of European jazz musicians currently in their mid-thirties. Their journeys in improvised music are always adventurous, playful and exciting. She is the new rising star of French vocal jazz. He, Austrian-born, is one of the most fascinating pianists on the scene. "Playground" is a kaleidoscope of sounds and emotions which invigorates, excites – and will always surprise.