Lilin are mythological creatures found in various cultures, particularly in Jewish folklore. They are often depicted as female demons or spirits, believed to be the offspring of Lilith, who is considered a figure of darkness and seduction. Lilin are associated with the night and are thought to prey on men, especially during their sleep. In some traditions, Lilin are seen as protectors of women and children, while in others, they are viewed as malevolent beings. Their characteristics and stories vary widely, reflecting the diverse beliefs surrounding them in mythology and religion.