The specific title platform typically refers to adult-oriented or "softcore" web series content often hosted on third-party piracy sites.
These sites offer:
It looks like you've mentioned "Mp4moviez" (a known piracy website) along with "Kiwi" and "HOT" — possibly referring to a specific movie, tag, or search term. Mp4moviez Kiwi HOT-
What is Mp4moviez Kiwi?