“How would they do a paternity test?” Xu Xiaodong looked blank, “Is it enough to get it to the hospital?”

“Idiot, how can a hospital do a paternity test with the blood you take over? They’ll take your blood on the spot. X is posing as Wang Haitao. This is definitely impossible to circumvent. He can't very well replace his blood with Wang Haitao's blood.”

“Replace his blood with Wang Haitao's?” Chen Shi pondered.

“Hey, what did you think of this time?” Lin Dongxue asked.

“No, no.” Chen Shi smiled. “Yes, now that we know the motives of the murderer, I will go to find Old Man Lu tomorrow and see if he has tried to find his son recently.”

“Why don't you go today?”

Chen Shi looked at his watch. “It's too late today. I'm going back to the bureau and then I'm off... You just recovered,...