Bingxin stood by the table and began to concoct a mixture of chemicals. Since the jars were empty, we had no idea what she was mixing. She spent about fifteen minutes doing this, during which I swept my eyes across the whole room. There was a shelf full of empty drug containers. They were obviously stolen from the hospital. I quickly took pictures of them with my phone.

“Dude, I think you should wake Bingxin up now!” Dali suddenly exclaimed.

I turned back to Bingxin and saw her undressing!

“No,” I said. “Not yet.”

Bingxin didn’t take all of her clothes off. She left her underwear on. I still felt guilty about this, but it was absolutely crucial to the case that she continued. Otherwise, we’d be stuck at a dead end and possibly never find Qu Tingting.

Bingxin put on Cheng Yahui’s white coat and lay down on the bed. She then started to grope between her thighs and grinded her hips together. Then...