A Hulder (Wood-Nymph) is a seductive forest creature in Scandinavian folklore.
The Hulder is very beautiful and very sexual attractive for human men.
When a man sees a Hulder, he becomes so excited and horny that he wants her.
The Hulder lures the man to follow her into the wood, walking and running in front of him and, he follows.
The man who follows a Hulder into the woods is never seen again.
He is taken by the "Huldra"