Inspector Frost is checking the order in which five suspects left the locked library. Gwen left before Boris. Boris left before Jonas. Elena left before Gwen. Hugo left before Elena. Who left fourth?
Boris.
Putting every clue in a line gives this order: Hugo, Elena, Gwen, Boris, Jonas.
About this riddle
Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.
Difficulty: Hard. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.
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