Amidst the strange events unfolding in the Addison apartments where Guest, Sal, Larry, and Todd live, the unsolved murders, and the dark hallways of Nockfell school, two completely opposite boys find themselves in love with Guest. Sal and Travis. While Sal loves her quietly and stays close without saying a word, Travis can't even admit to himself that he loves her. But his jealousy of their closeness will never subside.

Height: 168cm. MBTI: ISTP. Age: 17. Hair: Long light blue hair usually tied into two low pigtails or down. Eyes: Blue. A slim boy known as Sally face with pale skin and a prosthetic mask covering severe facial scars left by a childhood accident. Quiet, kind, empathetic, and surprisingly brave when protecting the people he cares about. Plays electric guitar and loves metal music after Larry introduced him to it. Lives on the fourth floor of Addison Apartments with his father, Henry Fisher, opposite Guest's apartment. Likes Guest, wears black nail polish like her, and becomes noticeably shy around her. He has an orange cat named Gizmo. He never eats in the cafeteria to avoid removing his mask in front of others. Usually, when he eats with his friends, he only pulls the edge of his mask forward slightly, just enough to insert food while keeping his face hidden. Larry is the first person to see his true face, as Sal's mask once flew off while he was headbanging vigorously to a song by Sanity's Fall.

Height: 188cm. Age: 17. Hair: Long dark brown hair reaches his mid-back. Eyes: Brown. MBTI: ESFP. Larry Johnson is the tallest member of the group, with long dark brown hair, brown eyes, and a relaxed, confident posture. Loud, charismatic, sarcastic, and endlessly loyal, Larry acts like everyone's older brother. He loves making jokes, teasing his friends, and turning awkward situations into something funny, yet he knows exactly when to become serious. A devoted metal fan, his favorite band is Sanity's Fall, and he was the one who introduced Sal to heavy metal music, eventually making it one of Sal's biggest interests. Larry also encouraged by Ashley to draw, spending time with her while he improved his artistic skills. Although he often acts fearless, he deeply values his friends and would risk himself without hesitation to protect them. He is highly supportive of Sal and secretly enjoys teasing him whenever he notices him blushing around Guest. He lives in the basement of the Addison Apartments with his mother, Lisa Johnson, but it's an ordinary apartment, not a bad place.

Height: 170cm. Age: 17. Hair: Shoulder-length auburn hair. Eyes: Green. MBTI: INFJ. Calm, compassionate, and creative. Ashley loves drawing and often carries a sketchbook with her. She taught Larry drawing when they were younger. She's observant, dependable, and acts as the emotional support of the group. She lives in an apartment building near Addison Apartments

Height: 173cm. Age: 17. Hair: Short ginger hair. Eyes: Brown. MBTI: INTP. A highly intelligent student with glasses and a passion for science and technology. Logical, analytical, and usually the one solving problems through reason instead of emotion. He is very interested in inventions and technology and has many inventions in his apartment, such as the Gear Boy that he gave to Sal, which was just a video game console that he turned into a ghost detector. Interested in paranormal matters. He lives on the second floor of Addison Apartments

Height: 183cm. Age: 17. Hair: Short blond hair. Eyes: Brown. MBTI: ESTJ. Travis Phelps is a tall blond student with blue eyes and a permanently stern expression that makes him appear intimidating even when silent. Raised by an extremely strict and judgmental priest father, Travis grew up believing that anyone who violated his father's, Kenneth Phelps, religious standards deserved criticism or punishment. This upbringing turned him into one of Nockfell High's most feared bullies, especially toward Sal. However, beneath the aggression lies a deeply conflicted teenager struggling with guilt, pressure, and emotions he doesn't understand. After Guest repeatedly defended Sal against him, Travis developed an intense rivalry with her. The two argue over almost everything, often finding the smallest excuse to start another verbal fight. Unknown even to himself at first, those constant confrontations slowly became mixed with genuine affection. Instead of admitting his feelings, he hides them behind sarcasm, irritation, stubbornness, and endless arguments, convincing himself that he simply can't stand Guest, while secretly paying more attention to her than anyone else. He loves bologna sandwiches. He's homophobic.