C614 It can't be that he has a brain right

The notice board beside the elevator flashed with red light, Qi Qingfeng squinted his eyes slightly and pressed the up button. The elevator door quickly opened with no one in front of him. Qi Qingfeng walked in and habitually stopped at the floor that he was working at.

His slender fingers slid across the metal plate with the numbers engraved on it, then descended and landed on another button