This porn video tag describes a specific category within the gay porn genre, which involves scenes featuring individuals who identify as transgender men or female-to-male (FTM) transsexuals. FTM refers to the process some transgender individuals undergo to physically and socially transition from female to male. In this context, it suggests that the content may include sexual situations involving a trans man with another man, or potentially, a cisgender man with a transgender man. This tag is used to provide clear information about the type of content present in the video for those who are interested in and familiar with this specific niche