original photos of asian boys, (8k, best quality, masterpiece, ultra highres:1), ((realistic)), 
ck,Asian men, solo, 
realistic, 
upper body,
black hair,  sweater,  turtleneck,
 standing by the window, 
Rear view, shot from behind,greyscale, halftone, <lora:heibaishey:0.8>Gray,Monochrome,(black-and-white photograph:1.5),
highres best quality sharp focus perfect beautiful, OverallDetail,