5. Enter the Order of Black
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True adversaries are uncovered and greater secrets are revealed.
4. School for Conspiracy
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The detectives search a boarding school for a suspect and find traces of a secret society.
3. A Question of Threes
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The young sleuths try to solve a puzzle left behind by a scientist.
2. Into the Secret Room
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The team of sleuths dig deeper into the case of the missing Mr. Nobody.
1. Who Is Mr. Nobody?
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Six teenagers piece together clues after witnessing a probable murder at a charity event.
