Narco Assassins
David Rivers chases an elusive narco-assassin through the jungles of Colombia in this explosive assassination thriller…
Former FARC revolutionary Sofia Lozano has become the world’s most cunning assassin, and now she’s selling her services to the highest bidder. But when the CIA learns that Sofia’s newest client is an international terrorist syndicate with plans to kill countless civilians, her name is placed on David Rivers’ kill list.
As David and his team track the elusive operative from Colombia’s triple canopy jungles to its Pacific mangrove swamps, his team stumbles onto a larger conspiracy: a narco-sub loaded with cocaine and evidence of a terrorist attack-in-progress.
Faced with a lethal web of drug trafficking, terrorism, and political corruption, David and team must eliminate Sofia before she can complete her deadly plan. And a single mistake could cost them thousands of lives…
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Jason Kasper
Jason Kasper doesn’t write thrillers that let you breathe easy. He writes the kind that drag you into the shadows and keep you there, pulse ticking, until the final chapter. His work is a high-wire act of tension and authenticity—because he’s not just imagining danger. He’s lived it.
Before turning to fiction, Kasper served as a U.S. Army Special Forces officer, with combat deployments in Afghanistan and a firsthand understanding of the stakes behind the missions. That real-world experience bleeds through every page of his bestselling Shadow Strike and Spider Heist series. You can feel it in the precision of the action scenes, in the way his characters calculate risk and navigate chaos. These aren’t just thrillers—they’re field-tested adrenaline shots.
Shadow Strike
In the murky world of covert warfare, there are operations so classified they don’t officially exist—and men trained to vanish before their shadows hit the ground. That’s the brutal, high-stakes terrain the Shadow Strike series plunges into, delivering a relentless blend of psychological intensity, tactical precision, and moral complexity.
Shadow Strike consists of ten books. The current recommended reading order for the series is provided below.

