London, 1903: four lads, three women, and J.M. Barrie in the year he writes "Peter Pan." After one of his plays flops, Barrie meets four boys and their widowed mother in the park. During the next months, the child-like Barrie plays with the boys daily, and their imaginative games give him ideas for a play. Simultaneously, a friendship deepens with Sylvia, the lads' mother, to the chagrin of his wife Mary, Sylvia's mother, and high society, which gossips...