Women in homosexual relationships responded to this designation either by hiding their personal lives or accepting the label of outcast and creating a subculture and identity that developed in Europe and the United States. It is commonly depicted in pornography, but very rarely momsex in mainstream cinema. Incest pornography can feature actual relatives, but the main type of this pornography simply uses actors of similar looks to suggest family relationship. BDSM is a variety of erotic practices involving dominance and submission, role-playing, restraint, and other interpersonal dynamics. The padding may also muffle noises from the outside, causing a relaxation effect and heightening their other senses. Transsexual people Transman pornography features performers who were born female and who medically transitioned to male. Strictly speaking, bondage means binding the partner by tying their appendages together; for example, by the use of handcuffs or by lashing their arms to an object. Most soft crush fetishists avoid being placed under the same label as hard crush fetishists, believing that crush films with larger animals give the entire group a bad label. But starting with The World Biggest videos porno gay Gangbang , starring Annabel Chong, the pornographic industry began producing a series of films ostensibly setting gangbang records for most consecutive sex acts by one person in a short period. English adopts and uses hentai as a genre of pornography by the commercial sale and marketing of explicit works under this label. Real enema shots or videos of true medical situations may violate privacy laws in some countries. Some BDSM practitioners prefer a code of behavior that differs from SSC and is described as risk aware consensual kink , indicating a preference for a style in which the individual responsibility hentai porn of the involved parties is emphasized more strongly, with each participant being responsible for his or her own well-being. As in B/D, the declaration of the Top/Bottom may be required, though sadomasochists may also play without any Power Exchange at all, with both partners equally in control of the play.