Just because your corruption increases, you still have the choice to not engage in most sexual activities. Where ever you're working is the only time you're going to do whatever is required to keep earning a paycheck, and earning promotions.
Apparently not. The first day I go to the therapy session and there’s no way to avoid a rather gratuitous sapphic encounter. Sucking a dildo, making out with the therapist. No other options to select, and boom, +3 corruption day 1.