The Mysterious Benedict Society and the Riddle of AgesThe Mysterious Benedict Society and the Riddle of Ages

"After starring in three adventures, the inimitable quartet of Reynie, Sticky, Kate, and Constance haven't had a mission together in some time. But with the arrival of a new Society member--and a new threat--they must reunite to face dilemmas more dangerous than ever before, including the return of the villainous Mr. Curtain and his Ten Men and a formidable enemy with a mystifying ability to track their every move." -- publisher's description.