Efferus by Kevin Hardman

Efferus

Retribution on the stars' edge

Written byKevin Hardman
Narrated byMikael Naramore
Length8h47m
Release dateMay 10, 2019
LanguageEnglish
★★★★☆ 4.4 on Audible

Free with Audible trial. Cancel anytime.

Listen to a Sample

Hear Mikael Naramore's narration on Audible.

Play Sample on Audible

Quick Facts

AuthorKevin Hardman
NarratorMikael Naramore
Runtime8h47m
PublishedMay 10, 2019
Rating★★★★☆ 4.4 / 5 on Audible
CategoriesScience Fiction & Fantasy, Science Fiction, Military, Space Opera
FormatAudiobook (Digital)
PlatformAudible

About This Audiobook

Kevin Hardman doesn’t just drop you into space—he straps you into the cockpit of a vengeance-drunk Marine’s shuttle and punches the throttle. *Efferus* is a relentless blast through the void, where Lieutenant Gant Maker’s hunt for the Vacra isn’t just a mission; it’s a blood feud. The worldbuilding is sharp enough to cut: think *Starship Troopers* meets *Aliens*, but with a protagonist who’s less idealistic grunt and more scarred avenger. Hardman’s prose is tight, the tech feels plausible, and the aliens aren’t just faceless foes—they’re an existential threat with weapons that break the laws of physics. It’s military sci-fi stripped of polish, raw and unfiltered, where every victory comes with a cost.

The audiobook’s strength lies in Mikael Naramore’s narration, a performance that balances grit with gravitas. He nails Gant’s exhausted, vengeful edge without overdoing the militaristic bravado, and his portrayal of secondary characters—from the grizzled warrant officers to the Vacra’s eerie, insectoid vocalizations—adds layers without distraction. The pacing is relentless, but Hardman’s worldbuilding isn’t sacrificed for action; instead, it’s woven into the chaos, making the stakes feel personal. If you’re looking for a sci-fi war story that punches above its weight, *Efferus* delivers—no hype, just hard-earned thrills.

Tags: military sci-fi audiobookspace revenge thrilleralien invasion fictionhard sci-fi with gritMikael Naramore narrationrelentless military space opera

About the Narration

Narrated by Mikael Naramore, this 8h47m audiobook holds a 4.4-star average rating on Audible. The narration brings Kevin Hardman's writing to life, making it a compelling choice for audiobook listeners.

Start Listening Free
AE

Editor's Review

AudioBook Atlas Editorial Team

I went into *Efferus* expecting another space opera slog, but Hardman’s writing hooked me from the first chapter. Gant Maker isn’t your typical heroic Marine—he’s a man consumed by loss, and his rage fuels the story in a way that feels earned, not exaggerated. The Vacra aren’t faceless either; their grotesque designs and unsettling presence make them feel like something out of a Lovecraftian nightmare, not just another alien horde. The tech is where Hardman shines: stolen alien weapons that warp reality add a layer of dread that standard military sci-fi often misses. Naramore’s narration is the icing on the cake. He nails Gant’s gritty exhaustion and the book’s dark humor without tipping into parody, and his vocal range for the supporting cast—especially the Vacra’s chittering, clicking dialogue—elevates the alien menace from background noise to genuine tension. My only real critique? The middle act sags a bit with tech jargon, which can feel like wading through a manual at times. But the payoff—a climax that’s equal parts brutal and surprising—makes it worth sticking with. If you like your sci-fi with teeth, *Efferus* is a must-listen.

This review was produced with the assistance of AI and reviewed by our editorial team for accuracy and quality.

How to Listen

Efferus by Kevin Hardman is available as an audiobook on Audible. You can start with a free trial — the audiobook is yours to keep even if you cancel. Mikael Naramore's narration spans 8h47m.

Some links on this page are affiliate links. We may earn a commission at no extra cost to you.