Massage intersperse with teasing (stimulation) offers one of the highest level of foreplay which is a subset of sex (e.g. the practice of Tantra, lingam, etc.) ... The suspense of without knowing what ensue next and in a precarious environment give us the exuberance and sexcitment that words alone cannot be adequately described ... it is some sort like reaching the window phase of orgasm ... If one proceeds to sex after this series of foreplay, am sure the orgasm would be an intense one ...