masterpiece, best quality,
anime style, anime illustration, clean anime lineart,
flat shading, anime coloring, cel shading,
1boy, solo, adult male,
upper body, close-up,
looking at viewer,
ACLShibui,
(short textured hair:1.3, grey hair),
thick eyebrows, blocky eyebrows,
black eyes,
rectangular glasses, metal frame glasses,
sideburns,
lab coat,
grey collared shirt,
subtle smirk, evil expression, calculating look, half-lidded eyes
soft jawline, narrow jaw, gaunt face,
sunken cheeks, tired eyes,
half-lidded eyes,
unsettling smile,
emotionless, calculating look
simple lighting,
soft indoor light,
no dramatic lighting,
plain background, light neutral background,,masterpiece,best quality,amazing quality,
