Crying pornography that features participating actors crying. It is mutual consent that makes a clear legal and ethical distinction between BDSM and such crimes as sexual assault or domestic violence. The sub-genres usually conform to certain conventions, and each may appeal to a particular audience. Depictions of male and female masturbation are momporn common in pornography, including gay pornography. Failure to honor a safeword is considered serious misconduct and could even change the sexual consent situation into a crime, depending on the relevant law, since the bottom has explicitly revoked his or her consent to any actions that follow the use of the safeword . Transsexual pornography features transwomen performers, who typically have male genitalia and augmented female breasts . Fisting pornography features the insertion of an entire hand into a performer vagina or anus. In many cases, that person is also aroused by smelling body parts that have a urine scent. Even though the performers who perform in these films typically appear on many reality websites within a short span of time, most of these websites claim that each of them is an amateur. Such films continued to be produced but could only be distributed by underground channels. Sometimes special furniture is used, such as a queening stool or smotherbox. The related term twinkle-toes, which implies that a man is effeminate, tends to be used in a derogatory manner. It may also involve touching, rubbing, or pinching the nipples or other erogenous zones while masturbating. But starting with The World Biggest Gangbang , starring Annabel Chong, the pornographic industry began producing a series of films ostensibly setting gangbang records for most consecutive sex hentai movies acts by one person in a short period. Real jail or prison or police station shots or videos may violate laws in some countries. The work of Bruce Seven has been called reality porn, due to his lack of using scripts and asking his performers gay cock to act naturally in their own character.