[M]y penis was inserted into her vagina without a condom for a short period of time and I never knew if any precum got into her or not, but this is now six months later and her stomach does not look big at all. […]

And this meant that this assignment was going to be motherfuckingly difficult if not downright impossible — the make or break case of his own law enforcement career.

to keep silence;  to keep possession

Everything, now, is done à trois.