Judge Crowdy Lobbett uncovers the deadly Simister gang which sets into motion a chain of events that threaten his life, only the unlikely Albert Campion can help Agatha Christie called her 'a shining light'. Have you discovered Margery Allingham, the 'true queen' of the classic murder mystery? Judge Crowdy Lobbett is a man of justice, an upstanding pillar of American society. And now he's a man in deadly peril, tailed across the Atlantic by the ruthless Simister gang.