Science fiction short story
The flat overhead shook with thuds and crashes as things were knocked over and smashed by the grappling pair ...
Lovely Tiffany can hear the amorous folk upstairs, wistfully recalling when she and her boyfriend were just like that. Disturbingly, when the racket turns violent it's still just as she remembers. But what, exactly, does she remember?
You can enjoy Commitment as part of Cacophony: Collected Short Stories Volume One.