Escaping through the locked corridor gates was as futile as scaling down the walls of her chamber.
Like her chamber, Rain neither had access past the corridor's gate. Everyone else could, but she had attempted numerous times to get across yet the handle and locks always went stiff on her, even shoving her away when she persisted for too long. She couldn't agree less with Odette that the bound was very powerful.
Therefore, they got to the option of obtaining a special item which could act as a replica of the identity that had drawn the barrier; Prince Derek.
An item which could fill its hollow core with the energy of its bearer.