A close-up image of an enchanting mecha girl with ethereal, dark-tipped beige blonde hair framing her angelic face. Her seductive eyes are expressive, contrasting with pouty thin lips. She is adorned in gleaming white-silver armor, complemented by intricate head accessories. The scene is captured with HDR and ultra-high detail, featuring a soft bokeh effect and subtle light bloom. Cinematic lighting highlights her features, creating a stunning illumination that enhances the depth of field. The concept art is rendered using the latest unreal engine 5 and RTX technology for a photorealistic finish. She is portrayed with an air of mystery, with missing arms and hands, adding an intriguing asymmetry to her form.