These typically are leaked to the public via the Internet, with or without the celebrity consent. It explores the more mental aspect of BDSM. Scenes of multiple penetration are common in pornography. This is also the case in many relationships not considering themselves as sadomasochistic; it is considered to be a part of BDSM if it is practiced purposefully. Pegging is a recently invented hot gay sex word which features a woman penetrating a man with a strap-on dildo. He talked to them extensively on camera so that both he and the viewer can come to know them before any sex scenes. The terms can be complimentary or pejorative. In recent years, Japanese films of this genre have become more common in the USA and Europe although it still remains a small, fetish-oriented part of the adult film industry. Fisting pornography features the insertion of an entire hand into a performer vagina or anus. Jail/Prison/Police pornography involves people in police custody or inmates in jails or prisons in various sexual situations, such as strip searches or body cavity searches. Enema pornography involves adults given enemas to others, often fake. The most established and probably most cliché set form of dominance and submission is Dominance and slavery. Technically this is a form of exhibitionism rather than group sex per se. It has been described as professionally made porn which seeks to emulate the style of horny milfs amateur pornography. Pleasure hentai porn for the giver during anilingus is usually based more on the principle of the act. One-sided male nudity can also arise when a male disrobes as part of a male striptease. Guro or Gore is a genre of Japanese pornography involving blood, gore, disfiguration, violence, mutilation, urine, enemas, or feces. Along with the penis, the scrotum is sensitive and considered to be an erogenous zone. It may also involve touching, rubbing, or pinching the nipples or other erogenous zones while masturbating. Foot fetishism, foot partialism, foot worship, or podophilia is a pronounced sexual interest in feet.