Why do you ask me this? I feel that you already have your idea about the thing
He is not taken in traitor, do not worry, I'm sure that he is aware of the cameras well before putting a foot in the apartment, it does not prevent him to come several times, take showers, To make parties, to sleep, to make love with Kristy, if really the cameras were a problem for their relationship, he would never have done all this, that's my opinion
The cameras for me are not a problem