"Hmm? What was that?"
The old man seemed to hear someone muttering that he should not continue his research, and a trace of anger appeared on his face.
The female intern suddenly widened her eyes and stared fixedly behind the old man as if she had seen a ghost, her gaze filled with terror.
Because a person had somehow appeared behind him out of thin air.
And he was holding a long saber.
The blade gleamed with a cold light. It was exceedingly sharp and brimming with killing intent.
The old man also sensed that something was wrong. Just as he turned to look, his head had only turned halfway when, with a splurt, it flew straight into the air.
Blood gushed wildly from his severed neck, and his headless corpse crashed to the ground.
Lin Dong had already ended him with a single slash.
"Ah—"
At the sight of the bloody scene before her, the female intern immediately let out a shriek.
The other researchers also noticed what was happening and turned pale with terror.
"There's an intruder!"
"How did he get in?"
"Quick! Hit the alarm!"
"..."
A red button was mounted on the wall nearby. Once the female intern came to her senses, she rushed toward it.
She was a Brain Core Awakened, so she was fairly fast as well.
The red button was right in front of her. Filled with urgency, she raised her hand to press it.
But just as she was about to succeed—
A tremendously powerful pressure suddenly enveloped her. Her hand froze in midair, her body crackled, and her vision went black before she collapsed limply to the floor.
"This..."
The researchers' eyes widened, terror filling their hearts.
However, they were soon freed as well...
Lin Dong swung his saber, slaughtering them