C637 Into the Ventilator

"There's something in the ventilation duct?"

Hearing this, Shen Jian interrupted without waiting for Wang Feng to answer, "Sergeant Chen, what is going on? Didn't you say that there was nothing that could pass through the ventilation duct and come to our place?"

"Yes, I did! I did say that." Although Chen Changsheng's expression was a little awkward