C364 Zero votes

"First of all, I need to disguise the way she died. Thallium poisoning was very rare at that time, and it was impossible to detect heavy metals poisoning in the routine hospital checks. In my plan, if the hospital didn't find the thallium poisoning, I would intentionally direct it towards the genetic diseases of the psyche. "

"Of course, this probability isn't high, so I made some preparations