A Banshee in the Burn. The Slip Saga, #1.5

A mysterious signal from a no-survivors wasteland is testing his loyalty. Will confronting the sins of his past have fatal consequences? Styx doesn't trust his own choices. Trying to bury his shame by pledging allegiance to a powerful family, the elite soldier with a painful history returns from a mission suspicious there's a traitor among them. So he has one eye over his shoulder when his team leaves the safety of city limits to hunt down a strange transmission originating from a dangerous source. Descending into a hazardous old underground missile silo populated by unassailable monsters, Styx runs into a stranger warning them not to enter or risk unleashing pure hell.
And with a race against certain death from the lethal dawn terrifying them all, this outnumbered party is facing being torn apart. or burned alive. Fighting against impossible odds, can Styx triumph and decide the future of his planet? A Banshee in the Burn is a fast-paced novella in The Slip Saga science fiction fantasy series. If you like flawed heroes, intriguing post-apocalyptic cyberpunk settings, and nail-biting adventures, then you'll love Simon Tull's captivating origin story.