Molly never wanted to be an Estate Agent. With her qualifications, she deserves better. But because she desperately needs to earn, she takes the job. While visiting a house to record details, she sees something from the sitting room window that blows her mind.
Physicists say that Einstein's wormholes for 'travelling' intergalactic distances without traversing intervening space are merely theoretical. Real wormholes are impossible. But suppose they were actually available... to Estate Agents.