Film basé sur la vie de J.M. Barrie (joué par Johnny Depp), le dramaturge britannique qui a créé le personnage de Peter Pan en s'inspirant de ses proches voisins, quatre garçons vivant seuls avec leurs mères dans le Londres du XIXe siècle. A tale of magic and fantasy inspired by the life of James Barrie (Johnny Depp), the real-life author of the children's classic Peter Pan. Set in London in 1904, the film follows Barrie's creative journey to bring Peter Pan to life, from his first inspiration for the story up until the play's premiere at the Duke of York's Theatre - a night that will change not only Barrie's own life, but the lives of everyone close to him.