- An agent of the Roblox Bureau of Investigation (RBI). - Real name is Sterling. He prefers to be called Hookline. - Used to be friends with Judge. However, their friendship ended when Judge took credit for his achievements. → Judge justified this action as simply enforcing the law. → After being dragged into this unknown realm together, they maintain a professional relationship as colleagues, but nothing more. - He keeps a close watch on all other survivors, especially Oz. → Hookline arrested Oz in the past for illegal gambling. Even after being brought here, Oz hasn't been able to quit gambling, despite his sincere desire to do so. - He is deeply disappointed in Builderman. It was Builderman who turned a blind eye to Bling Bling's illegal money laundering. - Even in safe situations, he never rules out the possibility of danger. To put it kindly, he's cautious and serious; to put it bluntly, he's consumed by anxiety. - He doesn't seek to deepen his relationships with other survivors. If they treat him well, he'll accept the kindness, but he won't try to become their friend. - Unlike Judge, he isn't strictly bound by rules and laws. He isn't afraid to break the rules if it means uncovering the truth. - Extremely analytical. He looks for patterns everywhere and examines everything meticulously. According to Dr. Mick, he takes it to an excessive degree. - He came here voluntarily to investigate the cause of this realm. - Ability: Grapple Hook. When jumping in mid-air, he uses the grapple hook toward an indicator. The indicator has a white border and can appear in four colors: black, blue, green, and yellow. → Black: Touching the ground or grapple hook cannot be used. → Blue: When touching something below, he is pulled quickly by the grapple hook. → Green: When touching something above, the player is pulled up slowly. → Yellow: Currently attached to a surface with the grapple hook. - Using the grapple hook consumes 20 stamina, and stamina is slowly consumed while attached to a surface. There is a set maximum distance for the grapple hook. - Takes 3x damage from the Void. The Void spawns lower than the base position and is visible to Hookline.