Someone Else's Life (гет)

George nodded. There was no trace of humour on his face now. “Die in a dream, wake up in real life. Simple enough… If you're absolutely positive you're in a dream.”
 
It's four years after the war and Harry and Ginny are partners. In a strictly professional sense. Two aurors on a mission to crack a case that's already left a trail of bodies in its wake.
It's four years after the war and Harry and Ginny are married. Happy. Excelling in their fields as Harry tracks down the last of the Death Eaters and Ginny attempts to make the England team ahead of the World Cup.
When they fall asleep in one reality, they wake up in the other, but are they living in a nightmare or a dream too good to be true? And can they figure out which is which before its too late?