Maggy looked at the key in her hand. It was a beautiful custom-made key that had a flower pattern on it. She never held this key before. Her husband, Peter, would have this key on him at all times and he wore it around his neck.
Source: Past Pedia
Maggy inherited Peter’s key when he suddenly passed away. The key unlocked his private office at home – a space that Maggy was never allowed to enter. The space was a private sanctuary for Peter and Maggy never questioned it although she eventually started to become curious and suspicious.