C477 Secret weapon factory(5)

Wei Huo and the rest of the seven walked down the stairs and into the long corridor.

Hu Ping walked at the back, his two hands holding onto the scalpel tightly, trembling non-stop, and his face revealing an uneasy and fretful expression.

Wang Zhan was the first to notice Hu Ping's abnormality. He first subconsciously stroked his right hand, then revealed a resentful expression