Group Fifteen Files
Books in Order (Series of 5 books)
Scorpion
Group Fifteen Files, book 1
Mark Dawson
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Witness X
Group Fifteen Files, book 2
Mark Dawson
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Little Sister
Group Fifteen Files, book 3
Mark Dawson
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The Vault
Group Fifteen Files, book 4
Mark Dawson
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Wormwood
Group Fifteen Files, book 5
Mark Dawson
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