'Chilling' FINANCIAL TIMES'Impressive and unsettling'NEW YORK TIMES BOOK REVIEW'Eerie, shocking, provoking' GILLIAN FLYNN'Rich in suspense, diabolical secrets and psychological insight'ECONOMIST'Engrossing even as it horrifies' BIG ISSUEA spellbinding novel of literary and psychological suspense about the dark secrets that surface after the shocking disappearance of a charismatic, mercurial teacher at an elite boarding school.