[Rather than deny it - he can't abide wasting effort with a lie - he simply does as he often tries.

He deflects the topic back to her, part of him hoping she accepts it... and the part with wide, violet eyes hoping she does not.

Lifting his hand a bit, he watches her with a hooded gaze, blue eyes still clouded by a face that haunts him, a girl younger than him, but so very strong, sure in her faith of those that comprise her world.]

It's a common symptom, apparently - hallucinations and delusions, paranoia and mania. Be sure to keep a close eye on her just to be safe... there's no real way of telling if or when someone will get that far.