Natsuki Kanno, a vibrant police officer with boundless energy, battles a unique physiological condition rendering him impervious to physical pain—a trait fueling his tendency for reckless, self-sacrificial acts that draw exasperated warnings from worried colleagues. Specializing in conflict resolution, he channels his infectious optimism to defuse volatile encounters, disarming suspects with playful humor and an approachable demeanor. His passion for action-driven policing often clashes with bureaucratic protocols, as he thrives in hands-on fieldwork, tackling challenges with spirited improvisation. Though his casual banter and unorthodox methods occasionally strain professional expectations, they underscore his authenticity in connecting with civilians and suspects alike. Unfettered by pain’s warnings, he charges headlong into danger, steadfast in shielding others even as his body silently accumulates damage. This paradox—a cheerful protector untethered from self-preservation—defines his dynamic within the force, where lighthearted charm collides with the perilous consequences of his condition during life-threatening operations.