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Detective riddle

A famous author was found dead at her typewriter. The final sentence of her manuscript read: 'The killer is standing right behind me with a knife.' Investigators checked her home security cameras and saw she was alone in the locked room the entire evening. Who killed her?

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: Easy. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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