"Monkshood alkaloid?"
Chen Zicheng's autopsy report came out quickly, and the cause of death had already been determined... They had even found the method used to poison him.
"We found a bottle of mineral water injected with poison among the bottled water in Chen Zicheng's office." Lin Feng looked at the report as he spoke. "Our guess is that after Chen Zicheng entered his office, he casually picked up the poisoned bottle and drank from it, ultimately dying from the poison."
"Poisoned mineral water?"
"Yes. According to our investigation, Chen Zicheng had a habit of drinking mineral water, so he always kept at least two cases in his office."
Officer Ma mused, "In other words, the killer was familiar with the victim's habits, which was why they chose this method... The killer was someone who knew about this habit—a friend, relative, museum employee, or the like?"
"That direction should be correct." Lin Feng had his own judgment. "The person who planted the poison was quite clever. They poisoned only one bottle, and by the time Chen Zicheng drank the tainted water, several days might already have passed. That makes it difficult for us to determine how many people entered Chen Zicheng's office during the entire process."
"What about grudges and the like?"
"So far, we haven't found anyone Chen Zicheng had a serious conflict with... The only person who should have held a deep grudge against him was Li Dongnan." Lin Feng shook his head. "The surveillance outside Chen Zicheng's office last night didn't capture Li Dongnan... After checking the timing, Li Donglai's account should be true. After stopping Li Dongnan from taking revenge in time, he immediately took him away. Then Chen Zicheng drank the poisoned mineral water and died."
After a pause, Lin Feng continued, "Besides, if Li