In this explicit cuckold training session, a man's journey to becoming a sissy cuckold begins. With a chastity device secured around his genitals, he's forced to watch as his girlfriend is pleasured by another man. But the true test of his submission comes when he's made to service her with a strapon, learning to pleasure her while being denied his own orgasm. As he's pegged and humiliated, he's slowly transformed into the submissive sissy cuck his girlfriend desires.