Cyanide is a deadly toxin.

Zhao Guangming's direct cause of death was suffocation.

But why is there cyanide in his body?

"What kind of cyanide?"

The coroner turned on the projection: "We detected a trace amount of hydrocyanic acid in the body of the deceased!"

Hydrocyanic acid?

When Chen Yan heard this, his brows furrowed.

Hydrocyanic acid can be said to be cyanide, but not cyanide.

The content of this chapter is being updated...