How in hell would she know it was her client she passed in the hall? It's a hotel, there are bound to be people in the halls. I'm guessing op might have been behaving creepy enough to draw her attention. So she went into defense mode. Seems reasonable. This hobby has creeps and pervs a-plenty, if she gets even a whiff of impropriety, she can - and should - worry most about self-preservation, and the unlucky client comes last. Imho