Lord Hugo Anstead and the Mayfair Detective Agency investigate the mysterious poisoning of James Selbourne at affluent Ashton House . . . where everyone is a suspect. His snobby wife, Estelle, cares more about the garden than the death of her philandering husband. When Lord Hugo and the teatime sleuths go undercover at the elegant country estate, they unravel a trail of danger and deception as they race to solve the case before the murderer strikes again.