For correct ??????? according to the series, use:

• cyteotweric, 1boy, solo,

strength: 0.9

cfg scale: 6-6.5

To be more precise use: fat, ((two-tone hair)), brown hair, grey hair, source_toon,

Negative prompt: blurry, worst quality, glasses

Clothing:

• open red shirt, beige t-shirt, brown pants, brown footwear, yellow apron,

• white t-shirt, green checkered boxers, barefoot,

• topless, green checkered boxers, barefoot,

For score:

I recommend you to have a look at the reference images

prompt: score_9, score_8_up, score_7_up, score_6_up, score_5_up, score_4_up, highres,

negative prompt: blurry, worst quality, low quality, simple background, pectorals, muscular, bara, navel, slim, expressionless, print shirt, tits, female, woman, ?????, (worst_eyes), pants, underpants, earrings, panties, boxers, big ?????, colored sclera, worst_mouth, no_mouth, holding, one-tone hair, looking away, glasses, portrait, close-up, face shot, upper body, split-color_hair,

worst_teeth, thighs, no sclera, worst_pupils, bad ???????, (obese:0.5),

Note:

• The color tone may not be perfect

• I recommend using some “source_????”

• I recommend using some expression as sometimes the mouth gets lost

• I recommend you to use some expression as for nsfw it can get stuck as using from behind

• it's not necessary to use any negative prompt, I just put it to make it look more like the character in the series, if you don't mind just omit it