 The Doctor, Mickey and Rose arrive on-board a spaceship in the 51st century, only to find the spaceship has "time windows" doorways leading to the life of Madame de Pompadour in the 18th century. Only to discover clockwork robots from the spaceship require something from Pompadour and The Doctor sets out to discover the connection between Madame de Pompadour, the spaceship and the clockwork robots. Can the Doctor save Madame de Pompadour?