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Delta Underground Operatives (DUO)

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Authors: Sarah Noffke
The Delta Underground Operatives (DUO) book series by Sarah Noffke includes books The Immutable Pact - Clara & Damien (Book 3): Delta Underground Operatives and The Reluctant Assassins - Clara & Damien (Book 2): Delta Underground Operatives. See the complete Delta Underground Operatives (DUO) series book list in order, box sets or omnibus editions, and companion titles.
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