"I really don't want to think about how that could be what's happening, Henry."

Of course, a hallucination would eventually end, which would mean that she'd eventually get home to Iris. Maybe even in time to put her to bed. And that's a point in favor of taking that tack.

"If we're just hallucinating, won't hurt to go back in and drop some whiskey in these coffees, right?" She's not sure why she even wants to, but it's as reasonable an idea as anything else she can think of.