C683 Threatening Sms

"Poisoned?" Lee Yifann was even more shocked. "Someone poisoned him. When did you find out?"

Cheng Hai thought for a while and replied, "We found him dead at nine o'clock this morning. There were no corpse spots on his body, which meant he died less than two hours ago. It should be about seven or eight o'clock. When the clinic opened. If he guessed correctly