Read from 'Daemonic Lore'.

You pick up a leather-bound volume called 'Daemonic Lore' and flip to a random page.

"...by far the most dangerous daemons are the lust daemons. Lust daemons - succubi and incubi - are masters of all types of magical ability relating to the emotions of love and desire and incite extremely intense arousal in their victims. Some enjoy subjecting their victims to cruel situations involving sexual release or the denial of such release. A few lust daemons have sought to manipulate powerful rulers or mages for their own selfish purposes. Once their predatory nature has been recognised, most lust daemons can be banished using the basic techniques taught to all trained mages. It is unwise to try to summon or bind a lust daemon as their influence on the summoner's mind may be impossible to contain..."