Issahil

Shrugging, I turned to Hudson. “Okay, it is a unique watermark, possibly the paper was made by a new paper production firm and all three people coincidentally bought the same paper from the same vendor, I mean, that's not unlikely.”

It was a logical possibility. I just didn't see how the letters proved that the three people were missing. 

“I have checked, Issa. No stationer or bookseller sells this paper with this watermark. I have checked the local markets and even the neighbouring towns, none sells this type of paper.”

I passed Hudson a quizzical look. “You have checked? When?”

“Yesterday. After our training session, I just had this...