Prompt: masterpiece, best quality, high quality, 1boy, solo, male focus, looking at viewer, upper body, <lora:han_sung_yu:0.66>, han_sung_yu, blonde hair, yellow eyes, single hair bun, realistic, formal, necktie, dress shirt
Negative prompt: (low quality, worst quality:1.4), (FastNegativeEmbedding:0.9)