She couldn't bear it. His touch made her flesh crawl, and the images, what he was showing her... it was twisted and insane and alien but what was worse was that there was some of Harry in there... she could see how he had hidden the worst parts of himself away, even from her; how he'd changed himself by making himself human; how if she let him out it wouldn't be to some glorious empire like that envisaged by the other Doctor and Master she'd met, but he would be like this Master. Ruthless, evil, and yes, he definitely wouldn't have any time for her once she'd stopped being useful.
Lucy cried out, tears swelling and running down her cheeks. "Please make it stop! Please, Master! I beg you!"