A year ago, Kara Spencer found a mirror that transported her to a magical world. To save her sister's life, Kara went on a fantastic adventure in the mirror world. Since then, she has eagerly waited for the portal to reopen so she could go back. But at the very moment Kara tries to step into the magic world, someone steps into hers instead. Kara's unexpected visitor begs her not to go back, cautioning her about danger in the mirror world. Will Kara heed the warning, or choose to return despite the risk?