Feng Muqing approached the only table in the room, bent slightly, and reached out to touch the back of the table. Her fair and slender fingers felt a protruding section, which she pressed firmly.

"Click——Crack——"

The sound of mechanical movement reached her ears. Following that, the room's bookshelf began to fade away, revealing a white whirlpool that emitted a cold aura.

Feng Muqing raised her eyebrows, realizing, So it's ...