One Perfect CoupleHarkening to Agatha Christies classic And Then There Were None, this high tension thriller follows five couples trapped on a storm swept island as a killer stalks among them from Ruth Ware, the New York Times bestselling author who is turning out to be as ingenious and indefatigable as the Queen of Crime (The Washington Post). Lyla is in a bit of a rut. Her post doctoral research has fizzled out, shes pretty sure they wont extend her contract, and