Step into the shoes of teen climate activist Greta Thunberg, as we follow her remarkable campaign from its beginning; the organisation of her weekly 'Fridays for Future' strikes, right up to her passionate United Nations speech in 2019. A moving portrait of courage and idealism that bears witness to Greta’s life with Asperger's and experiences with social media vitriol, this inspiring documentary reminds us that anyone can fight for change, regardless of their age.