Your Investigation Begins
She gets very close to you and whispers breathily:
"It wasn't just seeing me like this, inspector, I had complete control over his cock, or as he would say, over *my* cock, and I often teased him right to the brink of orgasm without letting him cum. Often several times a day."
Your cock grows painfully upon hearing this.
"Oh, inspector! Your cock looks a bit uncomfortable! Here, let me adjust it for you!" With that she reaches down and expertly moves your cock around in your shorts, freeing it from the underwear it was trapped in.
You say that she really shouldn't do that, as touching is considered even more intimate than nudity. You explain that you would have adjusted it yourself, in private, to avoid the appearance of impropriety and to avoid embarrassing yourself.