 1666--the Great Plague has infected the whole of London, and threatens to spread further with each passing day. When a miner is found with plague symptoms in the small parish of Trinity, the wealthy Yates family flees to their countryside manor. The two daughters, Rachel and Charity, soon notice an eerie presence in this "house of protection"...someone, or something, lurks in the attic above. Haunted each day by the loved ones left behind, they must come face to face with the realities of their family s decision...and, in doing so, they discover the true nature of love.