It seemed the perfect way to avoid three million in taxes on a five-million-pound estate: change the Trust arrangement. Everyone in the family agreed to support the heiress, Camilla Galloway, in her court petition - except dreary cousin Deirdre, who suddenly demanded a small fortune for her signature. Then Deirdre has a terrible accident, which is the moment when the London barristers handling the trust - Cantrip, Selena, Ragwort and Julia - decide to summon their Oxford mentor Professor Hilary Tamar to Lincoln's Inn. And when deadly accidents in the family escalate, Hilary is dispatched on the most perilous quest of all: to find the truth and unmask the killer...