This bunny bit hard and fast, but then made me jump through all sorts of hoops to finally nail down all the details. The idea originally came to me when I read a story on this site called 'Beautiful' by 'Matt'. In that story, Logan is with Jean, but she cheats on him every chance she gets and he doesn't seem to notice. Given his outrageously sensitive and accurate sense of smell, this struck me as odd, if not downright impossible, and that got me thinking...