Green Viper

An intense action thriller from million copy bestseller Rob Sinclair, perfect for fans of Mark Dawson.

I need your help. Call me.

Ex-intelligence agent James Ryker receives a coded message through a secret drop point, a means of communication known only to him and one other person. The problem is, that other person is his ex-boss, Mackie... and he’s already dead.

But the cry for help is real, and it’...