Er-fang didn't originally intend to poison the wedding party, it would bring her no benefits to make everyone present incapacitated.
A quick investigation would reveal that Suizi's security was so well that there was no chance of successful poisoning, the drug would definitely be intercepted.
The real aim of Er-fang was to control Mother Fan, seize Mother Fan's handle, and use it as a threat to Mother Fan in the future.
"Nanny intended our people to intercept this drug and trace it back to my grandfather. She thought we would lose the trail after that, and in this way, she could use it to threaten you. If you don't yield to her, she will expose your drug-changing scheme."
But Nanny didn't expect that there were tough people like Yu Jingting around Suizi, who took the drug and fed it to the dog to test its toxicity, and also found the clues behind it.
