Residue follows 17-year-old Jack Bishop after his father is abducted and a monster is let loose in his small town. As he looks for his father, he begins to notice that he can see the psychic residue left behind by monsters and murder victims. Along with the mind-reading Alexandra (Alex) Courtney, Jack uses his growing ESP abilities to stop the deaths in the town, and find out why his father was taken.

Six months after the horrific events of RESIDUE changed his life forever, Jack Bishop has moved to Sacramento, California, where he desperately looks for a way to find his missing father. He has improved his ability to see the psychic residue left behind by monsters and murder victims, but he has hit a dead-end in his search. What he doesn’t know is a psychic creature of immense power has been let loose on the city, and Jack will have only days to stop it before it causes irreversible damage not only to his new home, but to the world itself. In PARASITE, Jack and the mind-reading Alexandra (Alex) Courtney will face stakes like never before. Only by working together can they hope to survive and save their family, friends, and each other from this new supernatural threat.

"An intense, high-energy, what-lurks-in-the-shadows tale of monster, both men and otherwise. Steve Diamond can make you shiver." \- Terry Brooks, New York Times bestselling author of the Shannara Chronicles " A Race Against Time to Save a World Unraveled" In a world on the brink of annihilation, Jack Bishop's absence has been a haunting mystery. Imprisoned and subjected to sinister experiments, he battles to survive while the very world teeters on the precipice of its own destruction. Enter Alex, determined to rescue Jack from the clutches of the nefarious Helix organization. Time is running out as the experiments threaten Jack's very existence, and the world hurtles toward an apocalyptic demise. But Jack isn't just a captive; he's a catalyst for salvation. With a daring plan that could change the course of humanity's fate, he's willing to stake his life on a desperate escape from a group of genetically altered trackers, who are more monstrous than they are human. "Catalyst" is a pulse-pounding race against time, where hope and survival hang in the balance. Join Jack and Alex on a heart-pounding journey to save a world unraveling at the seams, where courage, sacrifice, and ingenuity are their only weapons against the abyss. Will they prevail, or will darkness consume all? Find out in this high-octane thriller. "Steve Diamond writes kick-butt mutants, psychics, and guns. I love it!" \- Larry Correia, New York Times bestselling author of the Monster Hunter Series "Steve Diamond is not just a writer to watch ... he's a writer to read. I look forward to Steve's future works." \- Robert McCammon, New York Times bestselling author of Swan Song and Boy’s Life "Residue will scare you-that's its primary goal-but along the way it will touch you, shock you, make you laugh, make you cheer, and make you think. Horror has been waiting for Steve Diamond." \- Dan Wells, New York Times bestselling author of the John Cleaver Series and the Partials Sequence