>>37997466>>37997511Macro/giantess isn't something that started from a single movie or anything, it was around before that; it's not like it takes a ton of imagination to think of a woman who's bigger than you, and then going bigger than that.
As far as why people are into it, I've seen a million fuckin variations, but usually power dynamics are a factor in some way or another. A lot of people are turned off or on depending on the specifics of the situation and how it's played out.