Sophia was the Fifth Column’s most dangerous weapon.

Now she’s their greatest threat.

Sophia is taking out Fifth Column operatives before they can complete their deadly missions.

But will a new type of operative tip the balance against her?

Ambushed in Eastern Europe, she barely escapes with her life.

But the new operative isn’t her only threat. A deadly Russian hunter also has Sophia in her sights.

They’ve crossed paths once before.

And this time, only one of them will walk away.

What readers are saying:

★★★★★ ‘I’m completely blown away by this series, one of the most amazing action stories I’ve read.’

★★★★★ ‘Helix is everything I love about action and adventure novels: spies, gadgets, fights, escapes, characters you care about, and a carefully crafted story.’

★★★★★ ‘A captivating, action-packed and suspenseful technothriller.’

★★★★★ ‘Ambitiously, amazingly addictive. As soon as I finished this I purchased the next episode.’

★★★★★ ‘Nathan Farrugia is back, holding his readers hostage for yet another amazing and wild ride. The characters are really brought to life on the page and in the heart.’

★★★★★ ‘Absolutely brilliant. I’ve always compared Farrugia to Matthew Reilly, and with Helix I think he has finally surpassed Reilly.’

★★★★★ ‘Helix is a fast-paced, edge-of-your-seat action-packed series guaranteed to please the most adrenaline-craving readers. Farrugia’s writing is excellent, you fly through the books. I am totally emotionally invested in all the characters. A must read for all thriller fans, and sci-fi fans looking for a break from outer space.’

★★★★★ ‘The author’s signature cutting-edge technology, complex plotting, cool gadgets, three-dimensional characters and Hollywood blockbuster-style action sequences are explosively combined in this new series.’

★★★★★ ‘This high-octane thriller by Aussie author Nathan Farrugia starts with a bang and ends the same way.’

About the author

Nathan M. Farrugia is an Australian technothriller writer, and author of the USA Today bestselling Helix and Fifth Column series. Nathan is known for placing himself in dangerous situations, including climbing rooftops in Russia and being hunted by special forces trackers in the United States. He studies Systema, a little-known martial art and former secret of Russian special forces.
Beyond his army training, Nathan has trained under USMC, SEAL team, Spetsnaz and Defence Intelligence instructors, and the wilderness and tracking skills of the Chiricahua Apache scouts and Australian Aboriginals.
Nathan is currently in Malta, co-writing the sequel to the critically acclaimed video game Metro Exodus by 4A Games.

Also by Nathan M. Farrugia:
Helix #1: Helix
Helix #2: Exile
Helix #3: Interceptor
Helix #4: Anomaly
Helix #5: Inversion
Helix #6: Exclave
Helix #7: Purity
Helix #8: Kill Switch
Helix #9: Countervail
ZERO
The Chimera Vector
The Seraphim Sequence
The Phoenix Variant
The Phoenix Ascent