most likely case: the woman was starstruck and thirsting for McGregor. Conor then paid the security staff to make sure nobody goes into the men's bathroom while he is having consensual sex with a thirsty woman. The next day, the woman felt bad about the whole thing and suddenly, what was consensual sex the night before, is now "rape" in the woman's mind. and here we are
nevertheless MgGregor should have known better. or he is just so arrogant as to not give a fuck about the potential consequences of sticking his penis inside a thirsty whore. or maybe he knows he can just throw her a few hundred G's and she will shut up. either way, reckless and degenerate behavior from McGregor that is in no way less whoreish than the whore who is pressing charges on him