Prompt: masterpiece, best quality, shintarou_kisaragi, 1boy, solo, standing, upper body, portrait, against wall, brick wall, straight-on, black hair, black eyes, grin, red jacket, (v-neck),
Negative prompt: FastNegativeV2, worst quality, low quality:1.4, out of frame, 1girl, muscular, feminine, blush, formal, white v-neck,