"The Key to Darkness"

Elise walked quickly through the foggy street, feeling someone watching her. Suddenly, she tripped over an old key lying on the ground. As she picked it up, a voice whispered from the shadows, "We've been waiting for you."Heart pounding, 

she saw an old wooden door at the end of the alley, slightly open as if inviting her in. Clutching the key, she stepped forward and knocked. The door creaked wider, revealing only darkness inside. Then, just as she was about to turn back , then..............