It's rude to accuse people.
Walter walks into a room to see Jody looking at his books and soon realizes one of them, which is on the coffee table, is missing from the shelf.
Walter wants to find his missing book.
Walter describes the missing book and asks Jody if she's seen it laying somewhere.
Walter instantly accuses Jody of taking the book without asking.
Jody points to the book on the coffee table, and Walter thanks her.
Jody gives him a dirty look and points to the book on the coffee table, then leaves and never speaks to Walter again.