The Prince of Shapeir found her ghost and worked to free her restless spirit. First, he informed her of her death -- a fact that allowed her to remember her life. Though she was distraught, she told the Hero what she could remember. Using this knowledge, the Hero sought out her husband. Though he perished in the woods during his search for her ghost, their two spirits were reunited at last and were able to rest.
Anna is a character in Quest for Glory IV: Shadows of Darkness, and is part of a task that is vital to the successful completion of the game.