John is the novel’s deuteragonist and a foil to David. While David is introspective and anxious, John is impulsive, charismatic, and recklessly confident. He actively seeks out the bizarre and supernatural with the enthusiasm of a thrill-seeker. This is evident from the first time he takes the Soy Sauce, which he does out of sheer curiosity and a desire for a new experience, in contrast to David’s accidental and reluctant exposure. John’s primary function in the narrative is to act as a catalyst, consistently propelling the plot forward by dragging a hesitant David into dangerous situations. His coded phone calls, such as telling David, “[T]omorrow is the day we kill the president” (3) as a signal to buy cigarettes, establish his penchant for turning the mundane into a melodramatic game, a trait he later applies to world-ending threats.

John’s personality is a perfect embodiment of Apathy as a Survival Mechanism. He processes trauma by framing it as a kind of absurd entertainment, similar to a video game or a B-movie. This is demonstrated when he adopts one of the monstrous “wig monsters” from the Luxor incident as a pet, domesticating the otherworldly creature by feeding it breakfast foods. This ability to normalize the grotesque allows him to function as an effective, if unpredictable, ally to David. He is a static character, as his core traits of impulsivity and irreverence remain consistent throughout the novel, providing a stable, albeit chaotic, counterpoint to David’s evolving dread and responsibility. He also offers a counterpoint to David’s defensiveness and suspicion; John is nonjudgmental and consistently accepts characters for who they are, and David often reflects on this behavior, which offers him a model for greater empathy and awareness.

Beneath his freewheeling and often juvenile exterior, John demonstrates a fierce and unwavering loyalty to David and a surprising insightfulness. Their friendship is the emotional core of the story, a bond forged in shared alienation and solidified through shared trauma. Despite his constant teasing and tendency to place David in mortal danger, John consistently appears to help him, whether it is an impromptu exorcism or a cross-country rescue mission. He often seems to possess an intuitive, rather than intellectual, understanding of the supernatural forces they face, acting on instinct in situations where David becomes paralyzed by analysis. This dynamic makes their partnership effective, with David’s caution tempering John’s recklessness and John’s decisiveness breaking David’s inertia.

Korrok is the primary antagonist of the novel, an ancient, trans-dimensional entity of immense power and childish cruelty. It is not a singular being in the traditional sense; it is a cosmic force that manifests in multiple realities, an ever-expanding consciousness that feeds on lesser life forms. Korrok’s physical description is deliberately incomprehensible, a “jumbled mess of exposed organs and fibers and dangling, club-ended limbs” the size of a monument (370), representing a form of life so alien that the human mind cannot properly process it. Its voice, which communicates telepathically, is that of a petulant, giggling child, a contrast to its unfettered power. This juxtaposition emphasizes its contempt for humanity, which it dismisses as insignificant.

Korrok is the ultimate manifestation of the theme of Human Insignificance in an Indifferent Universe. Its existence and motivations operate on a scale that renders human morality and struggles meaningless. In a telepathic exchange, it refers to David as a “shit-spewing crotchfruit” (200), a direct statement of humanity’s worthlessness from a cosmic perspective. Its goal is consumption and absorption, an invasion that spreads through infection via the soy sauce and the implantation of doppelgängers. The Mark of Korrok, a symbol tattooed on its servants, represents the loss of individual identity and assimilation into its monolithic, malevolent will. Korrok is a static and flat antagonist; it does not change or develop but rather exists as an absolute and implacable force of cosmic horror.

Amy is introduced as the younger sister of “Big Jim” Sullivan and evolves into David’s primary love interest and a key player in the conflict against Korrok. Initially defined by her traumatic past, including the loss of her parents and a physical disability (a missing hand), Amy at first appears to David to be a fragile victim requiring protection. However, she quickly reveals a surprising resilience, intelligence, and moral courage that subverts this initial impression. Her decision to investigate her own “missing time” by setting up webcams demonstrates a proactive and logical nature that contrasts with David and John’s more chaotic methods. She provides an emotional anchor for David, forcing him to confront his responsibilities and move beyond his self-imposed apathy.

Amy’s role in the story is key to both the plot and David’s character arc, as she represents what is at stake for David on a personal level. His desire to protect her from the otherworldly horrors transforms his struggle from a detached, surreal adventure into a fight with emotional consequences. Her inherent goodness and spiritual fortitude make her uniquely resistant to Korrok’s influence. Ultimately, the threat to her life by the Shadow People becomes the leverage used to force David into a state of inaction, proving she is the one thing in his life he is unwilling to sacrifice.

Arnie is a journalist for a national magazine whose interview serves as the framing device for the narrative. The entire story is presented as David’s account given during an interview with Arnie. As an archetype, Arnie is the skeptic and the audience surrogate, grounding the fantastical story in a semblance of reality and offering the reader a more objective view. His job is to find quirky human-interest stories, and he initially views David’s tale as just another piece of eccentric folklore. His logical questions and cynical dismissals make the gradual revelation of the truth more impactful. He is a pragmatic, world-weary character who believes, “A story is a story” (70), prioritizing a good narrative over objective truth.

In a twist, Arnie undergoes a significant transformation from observer to participant in David’s story. While he outwardly maintains his skepticism for much of the interview, he secretly harbors his own unsettling experiences with the supernatural, specifically seeing “shadow people” and having memories of a pet cat that may or may not have existed. This personal connection is his true motivation for seeking David out. The climax of his arc occurs when David reveals that Arnie himself is a ghost, and his real body lies decapitated in the trunk of his car. This revelation shatters his rational worldview and validates the very story he came to debunk, tragically making him a part of it.

Big Jim is Amy’s older brother, a physically imposing and devoutly religious young man. He is a temporary and complicated ally to the protagonists. On the surface, he is a righteous protector, fiercely devoted to his sister and quick to frame their struggle in biblical terms of good versus evil. He views the supernatural invaders as a “physical manifestation that could only have been spawned by the Devil himself” (115). However, beneath his zealous exterior lies a secret fascination with the monstrous. He is a creator of hyper-realistic monster props and an author of lurid, unpublished fantasy fiction, suggesting a connection to the very darkness he publicly condemns.

Jim’s primary role is to hint at a wider conspiracy and a deeper history of the conflict that predates David and John’s involvement. His presence at the party with Robert Marley and the fact that he mailed a sample of the soy sauce to a reporter suggest he was actively investigating the threat. His knowledge remains largely secret, as he is killed at the Luxor before he can reveal the full extent of what he knows. His death is a turning point in the novel, removing a powerful physical ally and forcing the remaining characters to confront the threat on their own.