For some people, face sitting is just one of many positions during oral sex, for others it is about breath control by squeezing the nose and mouth, for others the main attraction is that the dominatrix sitting on top has full control and therefore the power to satisfy herself on the submissive. Some enjoy being held by the headscissors, i.e. being trapped or ’squeezed’ between the thighs, while others are particularly aware of the proximity of the cunt while simultaneously being powerless, e.g. when tied up in bed or on the rack