First, I need to figure out what's inside this book.
Li Cheng stood the hardcover book vertically and shook it from side to side and top to bottom, clearly hearing a clacking sound as if something was hidden inside.
He pondered for a moment, placed the book down, and looked around the room; his gaze settled on the faucet of the washbasin.
The faucet was made of brass, with a bell-shaped spout that was narrow at the top and wide at the bottom, similar to some kitchen sink faucets that could be pulled out. Between the temperature control handles on both sides was a small and delicate dial.
He pulled out the faucet, and immediately, an animated cartoon appeared on the vanity mirror in front of him. A bobblehead character in the same prison uniform eagerly said, "Dearest inmate, welcome to the use of Pishuai smart furniture.