Yes. Although, had I created such an illusion, I would have been feeding far more than I would like to do so at this time. When I begin my regular feeding, such illusions are possible.

Furthermore... [She walks over to the water and walks in; since she's part of the illusion and not technically "real" herself, the water seems to react as it should to her; the water splashes up and soaks the bottom hem of her dress.] In order to break out of such a powerful illusion, it requires more than the mere knowledge that what you see is an illusion. One must fight against what they are seeing.

[She looks over at him.] Although I do not wish to give you reason not to trust me, at the same time, I feel it is only fair for you to understand the weakness of my illusions should the need ever arise where you would need to break from one yourself.