Artificial intelligence (AI) in many parts of our daily lives is rising in today's rapidly developing technological landscape. A fascinating new trend is the rise of artificial intelligence girlfriends, sometimes called "sex AI" or "girlfriend AI." These digital friends provide consumers with a one-of-a-kind digital experience that muddles reality and fantasy by simulating romantic interactions. The proliferation of these AI girlfriends, made possible by ever-improving AI technology, begs the question of how they will affect human relationships and society.