Of course he's protective. How could he be anything else? Lydia has become so central to his existence here, and here is the mystery of her nighmares finally revealed.

"I might be able to, if he's close. I sense no other minds very near right now, but I can look." This is disturbing for several reasons; Daneel has to consider what will happen if he finds Peter. "Is he a threat to you now, Lydia? Should I help you find a safe place?"