The search results for this specific string do not yield a direct match in scientific databases or general indices. It is possible that "MFC" and "KATEELIFE" refer to:
Kateelife eventually became a brand. Like many top models of the 2010s, she leveraged her MFC fame into other avenues, including premium subscription sites (like OnlyFans, which would rise to prominence later) and personal merchandise. MFC - KATEELIFE 2013-04-14