Tommy and Tuppence Beresford, Agatha Christie's delightful sleuthing duo, investigate the strange and troubling doings behind the scenes at a gothic British nursing home in By the Pricking of My Thumbs<br/>When Tommy and Tuppence visit an elderly aunt in her gothic nursing home, they think nothing of her mistrust of the doctors; after all, Ada is a very difficult old lady.<br/>But when Mrs. Lockett mentions a poisoned mushroom stew and Mrs. Lancaster talks about something behind the fireplace, Tommy and Tuppence find themselves caught up in a spine-chilling adventure that could spell death for either of them.