When young Matthew starts talking to himself, and introduces his invisible friend, Chocky, to the family, his parents decide it's just a phase he is going through. But when Matthew starts explaining binary maths and anti-gravity propulsion, they begin to worry. Is Chocky really just the product of an over-inactive imagination, or something...
Belfast 1939: Martha Goulding's world is shattered by a sudden death and the outbreak of war that leaves her family facing an uncertain future. Her daughters are talented singers who join a troupe of entertainers led by Goldstein, a Polish Jew, who is determined to raise morale and money for the war effort. But Martha is torn between allowing her girls to perform and keeping them safe from men, both in and out...