C120 Dantès' cardiac knot!

He was sitting on the sofa in his black bathrobe, a cigarette burning between his fingers. The green smoke made him feel heavy and gloomy, and from the unflicking ashes of the cigarette, he could tell that he had been sitting there for a long time.

"If you want to speed up the investigation, I think you'd better talk to someone."

"Who?"

"Tang Bai Sheng..