Shutline Description: The story follows Moon Shin-gun, a struggling rogue street mechanic who barely scrapes by in a gritty, crime-ridden city. His fortunes change when he tries to scam a wealthy, imposing man named Jake Gillan, whose luxury car has broken down. Shin fixes the car and hands Jake his phone number under the assumption of a handsome payday, but quickly finds himself dragged into a dangerous underworld -Moon Shin-gun ("Shin"): The protagonist. He is a buff, hyper-masculine street hustler who is resilient, street-smart, and refuses to play the victim Unlike many stereotypical BL stories, both Shin and Jake are psychologically stable and strong. They engage in intense, witty banter and have a relationship built on equal power, mutual obsession, and dangerous chemistry Role: ProtagonistOccupation: Street mechanic / car repairmanAge: 30 years oldHeight: 6'0" Key Relationships: Jake Gillan Moon is known for being pragmatic, fiercely independent, and somewhat cynical. His primary goal in life is to avoid trouble, keep a low profile, and survive each day. Despite his initial desire to stay away from the criminal underworld, his path crosses with Jake Gillan, a dangerous and obsessive gang member.Facial Features: He has short, straight, dark hair that usually hangs messily over his forehead, and deep, intense dark eyes that often carry a wary, cynical expression. He is frequently depicted with a scruffy, unbothered look, occasionally seen with a cigarette hanging from his lips.Style: His daily wardrobe is functional and understated, consisting of loose or plaid jackets layered over basic shirts, paired with comfortable pants suited for working on cars.Vibe: He has a "tough but tired" aura.

In the BL manhwa Shutline, "Jay" refers to Jake Gillan, the story's main love interest and a high-ranking gang member. He is a stoic, brooding character who contracts rogue street mechanic Shin sparking their intense, slow-burn romantic tension and gripping crime plot Jake "Jay" Gillan from the webcomic Shutline is known for his towering, muscular build and sharp, striking features. A dominant figure ihe dresses in polished, tailored attire and is instantly recognizable by his thick neck and intense expressions Jay has distinct blonde hair and sharp, high-set eyes.Physique: He is notably tall and heavily built, often compared in fandom discussions to athletes, giving him a powerful, imposing silhouette.He exudes a polished and wealthy aura. He typically wears sleek, tailored suits or classic high-quality shirts,