C188 Be a Detective and Investigate the Case

"This is... paper?" The young master of the Mu En family touched the paper Tang Yue handed to him in surprise. This thing was very expensive. It had just been released and was already known by the nobles and scholars, but very few people had the fortune to obtain it.

"It's paper. If you like it," the young master said. Tomorrow, I'll get someone to send some to the mansion