A bit rough in places; ADetailer helps quite a lot.

Example Prompt:

Positive: masterpiece, best quality, amazing quality, 1boy solo toned mature_male male sitting leaning_back, smoking_cigarette cigarette, holding_beverage, bar, stool, neon_lights, science_fiction, source_anime, anime, anime coloring, saito_gits, black hair, buzz_cut, eyepatch, black eyes, open dark grey dress_shirt, jewelry, black pants

Negative: simple background, shota, lowres, cropped, worst quality, low quality, JPEG artifacts, bad quality, worst quality, worst detail, sketch, censored