The Case of the Weird Sisters

An accomplished blend of romance and complex villainy (The New Yorker) from Edgar Award-winner Charlotte Armstrong. Millionaire Innes Whitlock and his gold-digging fiance Alice pay an unexpected call on his three odd sisters. When Innes meets with a series of near-fatal accidents. Alice suspects one of the sisters is more than eccentric . . . she may be a murderess.

from Goodreads