She hid in an ogre's castle. He returned and persuaded her to come out; because she was young, he took her as his daughter and had her look after the house for him, keeping six of the keys, but reserving the seventh for himself.
The woman hid within an ogre's castle. He came back and convinced her to leave. Since she was young, he adopted her as his daughter and assigned her the duty of managing the house, giving her six keys while keeping the seventh for himself.