The Black Stone Ciph

It feels like the 1940s or 50s, or perhaps the 1950s or 60s. Technology wasn't very advanced, but it was also a period of technological explosion.,Wealthy people don't mind these small expenses. They even install a boiler in their own houses to provide heating systems and buy a washing machine to do laundry anytime, anywhere.,But it is also possible that at any time, due to the sudden outburst of certain emotions, this fragile relationship could end.。