Bukkake is a sex act portrayed in pornographic films, in which several men ejaculate on a woman, or another man. They further argue that setting a discrete line between safe and not-safe activities ideologically denies consenting adults the right to evaluate risks vs rewards for themselves; that some adults will be drawn to certain activities regardless of the risk; and that BDSM play—particularly higher-risk play or edgeplay—should be treated with the same regard as extreme sports, with both respect and the demand that practitioners educate themselves and practice the higher-risk activities to decrease risk. A sex party is a gathering at which sexual activity takes place. Macrophilia is a fascination with or a sexual fantasy involving giants, more commonly expressed as giantesses . On the other hand, the masochist enjoys being hurt, humiliated, or gay movies suffering within the consensual scenario. Yaoi is anime or manga that features gay males . Men may also hentai sex rub or massage the glans, the rim of the glans, milf xxx and the frenular delta. When used as an alternative to penile-vaginal penetration, the goal may be to preserve virginity or to prevent pregnancy. If one person is penetrated by two objects, it is generically called double penetration . There are number of types of sex parties: Swinger party/gathering A swinger party or partner-swapping party is a gathering at which individuals or couples in a committed relationship can engage in sexual activities with others as a recreational or social activity. Its primary goal is sexual arousal in its audience. The use of the word creampie to describe such scenes originated in U. Bondage/BDSM Bondage pornography features performers tied up or constrained in various ways. Female ejaculation is the expulsion of fluid by the paraurethral ducts through and around the human female urethra during or before an orgasm. In the fetish cuckolding subculture, it is most common for the female to take on the sexually dominant role and the male the submissive role, however, female subs, sometimes referred to as cuckqueans, also exist.