masterpiece, best quality, illustration, highres, ultra-detailed, 1girl, sparkle \(honkai: star rail\), twintails, school uniform, serafuku, cowboy shot, backlighting, sunbeam, sunset, classroom, indoors, window, light smile, blush, looking at viewer, depth of field <lora:Char-HonkaiSR-Sparkle-XL-V1:0.9>