In Victorian London, young Clara receives an egg-shaped box from her late mother, which she is unable to unlock, together with a note saying that inside the gift is all she will ever need. Clara just needs a magical key to unlock the device. A golden thread leads her to the coveted key, but it is soon transported to a mysterious parallel world. Lasse Hallstrom and Joe Johnston's fantasy adventure, starring Mackenzie Foy, Keira Knightley and Morgan Freeman.
