"Dingling," a soft sound rang, and Su Ming'an gradually regained consciousness.
The last second of his memory was him annihilating himself, supported by Lin Guang.
He braced himself and opened his eyes.
What met his eyes was the icy white ceiling of a laboratory. He sat up but heard a "dingling dingling" sound, looked down, and saw two iron chains fastened around his wrists.
The wound at his temple caused by annihilation had disappeared; it must have been Lin Guang who had operated on him personally.
He looked around, surprisingly, Lin Guang was nowhere to be seen; he had thought he would see that annoying face as soon as he opened his eyes.
The system's prompt sounded:
"Ding dong!"
[You are currently in the "City of Gods·Core Laboratory".]
...
"—I advise you not to leave there," a crisp and pleasant voice came from outside the door.