HK416 stands poised in a dynamic mid-stride pose, her silhouette carved in careful detail. The Black Cat's Gift venue edition emphasizes a sleek black and gunmetal color palette with subtle weathering on the armor plates and crisp white accents along the uniform. Her short, windswept hair frames a focused, determined expression, while the figure’s joints are positioned to convey motion and balance. The signature HK416 rifle is rendered with meticulous precision, including the grooves, scope, and magazine, and rests confidently across her torso. A textured urban base supports the dramatic scene and enhances the sense of action.

Within the Girls' Frontline universe, HK416 is a dependable T-Doll built to coordinate squads on complex urban missions. She embodies calm precision, analytical thinking, and quiet loyalty to her commander, often taking lead during reconnaissance and live-fire exercises. In the Black Cat's Gift edition, she appears with an exclusive uniform detail that hints at a special assignment and a storied mission she completed under difficult conditions. Her backstory involves upgrading her optics and gear, always seeking to optimize fire discipline, reload efficiency, and teamwork under pressure.