Five years have passed. Amy’s pregnant, Rory’s got a terrible new hair cut and they’re living happily in posh Upper Leadworth. Or are they? As the Doctor comes to visit, they hear birdsong and fall asleep, only to wake back on the TARDIS – not pregnant and with good hair. Someone is playing with their reality, but what force is strong enough to break into the TARDIS? And which life is their real life?