C507 Lure the Snake out of the Hole

Chen Feng said seriously, "How do you use science?"

Lan Qing turned around and thought about it carefully. "Now that the port to hell has been opened, Nihon is suffering from floods. The drainage system is developed, so there are many pipes underground. Therefore, it is very likely that any one of the pipes is in the evil canning region. "

Chen Feng's face was solemn. "Then