In the book, an evil general named Holofernes is invading Israel. He is waiting with his army outside the town of Bethulia and will not let the people in the town get any water to drink. Judith tells the people of Bethulia not to give up. She sneaks to Holofernes' camp and pretends to make friends with him. He invites her to a meal, where he drinks much alcohol. When he falls asleep, she cuts off his head.