GHOST is a perfectionist assassin who receives a new target from his handler NICKEL. He meticulously plans and follows the target, killing him at his home. However, the target's nephew KID witnesses the killing, forcing GHOST to decide whether to break his moral code against harming non-targets or risk being exposed. The summary establishes GHOST's character and perfectionist approach to assassinations, as well as the dilemma he faces with the nephew witnessing the killing.