The last page of the manuscript received by Poe appears to have been a photocopy. Rampo seems to know why, but there are still more mysteries surrounding the death of the author.
If you want puzzles, go solve some 
math equations or something.
إن كنت تريد ألغازًا، اذهب وحلّ بعض 
.المعادلات الرّياضيّة أو ما شابه
Wenn du Puzzlespiele magst,
dann lös einfach Formeln!
Si quieren acertijos,
resuelvan unas fórmulas.
Si queréis rompecabezas,
resolved unas fórmulas.
Fais des équations,
si tu veux te creuser le cerveau.
Se vuoi degli enigmi,
risolvi qualche equazione matematica.
Se quiser quebra-cabeças, vá resolver
equações matemáticas ou algo assim.
Если хочешь поломать голову,
решай уравнения.