Rule 40 What is the point of it......?Rule 40 by BruinFanFiction
Rule 40 was "No sex in the TARDIS". It was a good rule, really, as it prevented any messy and awkward situations, and it made the TARDIS happy. The rule only applied to him. It wasn't like he was going to bring that up with his companions, so long as they put up a balloon (or locked their doors. Either one). There had been exceptions, like Rose, of course.
Rule 40 had been written before he met River Song.
He'd tried to bring it up after Berlin. More accurately, the second time after Berlin. The first one didn't count. They were both emotional, and Amy and Rory weren't on board, so it didn't really matter if they left a trail of clothes in the console room and forgot to lock her door. The second time, well, that was the reason the rule existed in the first place.
The Doctor had fully intended to not sleep with River on this particular occasion. Famou