CASE №01 · MAYFAIR · THE INVESTIGATION

The investigation.

Hartmann left seventeen clues. The eighteenth will reveal itself. Together, they point to a single name.

1. CLUE №01

   The Killer's name does not begin with the letter M.

2. CLUE №02

   The second letter of the Killer's name is a vowel. Vowels are A, E, I, O, U, and Y.

3. CLUE №03

   The page before or after the Killer's page contains the first name of a British monarch.

   British monarch names →

4. CLUE №04

   The Killer's name contains no two identical consecutive letters.

5. CLUE №05

   The Killer's name does not contain the letter W, X, or Z.

6. CLUE №06

   The Killer's name contains at least two distinct vowels. Vowels are A, E, I, O, U, and Y.

7. CLUE №07

   The Killer's name contains exactly six letters.

8. CLUE №08

   The Killer's name contains the letter R.

9. CLUE №09

   The Killer's page contains a first name of three letters.

10. CLUE №10

    The three first names that follow the Killer's name on his page begin with the three letters that follow the Killer's initial in the alphabet.

11. CLUE №11

    The Killer's page contains a palindrome, a first name that reads the same forwards and backwards.

12. CLUE №12

    The Killer's name contains the letter N.

13. CLUE №13

    The Killer's name does not end with the letter E.

14. CLUE №14

    The first name ALFRED appears in the two pages that precede or that follow the Killer's page.

15. CLUE №15

    The five members of the Windsor family all appear in the five pages that precede or that follow the Killer's page.

    Windsor family names →

16. CLUE №16

    The Killer's first name appears in the book exactly one time.

17. CLUE №17

    The last letter of the Killer's name falls between A and M in the alphabet, inclusive.