The death of Adam Penhallow on the eve of his birthday seems, at first, to be by natural causes. He was elderly after all. But Penhallow wasn't well liked. He had ruled over his estate with an iron will & a sharp tongue. He had played one relative off against another. He was so bad tempered & mean that both his servants & his family hated him.
It soon transpires that far from being a peaceful death, Penhallow was, in fact, murdered. Poisoned. With his family gathered to celebrate his birthday, & servants that both feared & despised him, there are more than a dozen prime suspects. But which one of them turned hatred into murder?