"But Lavinia, I don't want people staying here," said the Earl. "After the last two house parties, we agreed no more." "This wouldn't be a house party, George, it's nine guests for one night." "But the last two times we've had people here it's been disastrous." "This is quite different. These people are family, not spies and jewel thieves and blackmailers and film stars. And when one occupies an historic house such as Alderley, one cannot shut its doors because of a few unfortunate incidents." Lord Burford's misgivings were understandable. After all, the "unfortunate incidents" had been murders. Things start to go wrong when one of guests claims she has knowledge that would ruin the others' reputations. Then she is found murdered….