<Tr> <Th> Preceded by </Th> <Td> A King's Ransom </Td> </Tr> <Tr> <Th> Followed by </Th> <Td> Shatterproof </Td> </Tr> <P> The Dead of Night is the third book in the series . It was written by Peter Lerangis and published on March 6, 2012 . </P> <P> The Vespers have Atticus Rosenbloom and will kill him if Dan and Amy do not comply with their demands . Vesper One commands Amy and Dan to find a stale orb, an anagram for astrolabe . They fly to Samarkand, Uzbekistan, to find the astrolabe . Atticus escapes, and Dan suspects that his father murdered William McIntyre and is Vesper One . Ian goes to New York, suspecting Isabel to be Vesper One, and Isabel manipulates him into staying by saying that the other Cahills are not his friends . The hostages are rumored to be in Argentina because of a lizard Nellie holds in a photo . Dan has gathered seventeen ingredients of the thirty - nine for his own master serum . He has also been receiving texts from a Vesper claiming to be his father, so he texts back a question to confirm this and is shocked that the answer is correct . </P>

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