From the time women become mature enough to understand the definition of ‘marriage’ and ‘intercourse’, women fantasize about her first wedding night intercourse. They fantasize while watching love making scenes in film r while reading romantic novel. This is one the deepest desire of every women in the world.
2. Might be tired but preoccupied in someone else thought
Though she is not in mood of making love tonight but in dreams, her mind keep revolving making out with partner. She also see such visuals while sleeping too.