Not only did David hear the sound, but Roy and another female member of the Inspection Group obviously also heard the approaching sound.
The two hostages clearly wanted to find an opportunity to send a rescue signal... but they didn't dare to move recklessly due to being held captive at the moment.
Their six eyes met, and David distinctly heard the two's breathing become increasingly heavy.
At this moment, Roy suddenly shivered, his mouth opened wide, as if he was about to shout loudly!
David's pupils contracted, and with almost no hesitation, he pounced on Roy—he chose not to use any blades because blood would only alert the bloodsuckers sooner!
He merely used his arm to choke Roy's neck tightly while covering Roy's mouth with his hand, exerting insane force!
Roy's legs kicked chaotically on the ground, and his face turned unsightly due to suffocation—his final struggle before death.
