How long do you think this whole experience took?

Choices:
A. It was an overnight dream.
B. 5 minutes.
C. Several days.
D. not enough information
It was an overnight dream.
It was a nice summer evening. A cool breeze blowing. Birds singing. Leaves rustling. The waters of the pool shining, shimmering in the sunlight. I was sitting on the steps of the pool, my legs submerged in water.Those blue depths were irrestisible. I inched a bit further in. Water to my waist… a little more…. closer to the blue…..just a little more…water to my chest… yes, keep going…a bit more…water to my neck….almost there….the blue gaze of those depths held me in awe…oh my..so beaut-
—
Going up a sort of endless escalator. I can't see very well what's in front of me. It's all very dark. I can sense someone behind me, but I dare not look back. For some reason I cannot see my feet. In fact, I cannot see any of me at all. It feels very strange and …well,creepy! I want to whistle, to kinda comfort myself, but it feels like I've lost the ability to speak. My mind just doesn't know how to carry out this desire to speak. It feels unnatural…..
That someone behind me pokes me in my(invisible) back. Its'(his/her?) touch is strangely warm, then icy. I still don't look back….yes, that's the key, don't look back. It's a test. Just don't look back and you'll-
—
Snap! Back into the pool, panting. Everything is blurry. There are people gathered around the pool, screaming. A hand extends toward me. I reach for it….
—
Well, I'd love to tell you what happened after that, but the thing is, I don't even know myself. For just at that precise moment, my wretched alarm decided to beep-beep. And I never got to see the ending!
—
Wait, did you mean “went to the other side” in reality? Don't be ridiculous!