Hannah Gruen is Nancy's housekeeper. Nancy's father, Carson Drew, hired her after Nancy's mother, Kate Drew, died so that Nancy would have a mother figure growing up. Nancy and Hannah are very close.
Hannah is only available to talk to in Message in a Haunted Mansion. She is good friends with Rose Green, the woman doing the renovations to the Victorian mansion.
In Stay Tuned for Danger, Hannah sends Nancy a videotape of an interview with Rick Arlen that can help her on her case.
Hannah sends emails to Nancy throughout The Haunted Carousel and Danger on Deception Island, telling her about what's going on at home.
In Alibi in Ashes, while visiting Aunt Eloise in New York, Hannah sends Nancy a package of snacks including oranges and koko kringles bars upon hearing of her arrest.
As Phone FriendEdit