It includes interviews with the towering personalities responsible for transforming Barca including Johan Cruyff and Pep Guardiola. It details the work of coaches, medics, data analysts and nutritionists, as well as extraordinary players like Lionel Messi, in building not just a club but a football philosophy. It analyses the unique structure of Barca from the Catalan power politics at the top, the cutting-edge sports science hub it has created and its legendary youth academy known as La Masia.