Sự hiểu biết khiêu dâm về tình dục của con người

The human body is made up of innumerable erogenous zones, just waiting to be explored.

The mouth, the ears, the neck, the sexual organs are just the most obvious of these.

It is the man's task to set out on this exploratory mission.

And what could be better suited for this task than his mouth?

The tongue contains an unimaginable number of sense receptors.