Anime image of a man playing a guitar in front of a crowd

Masterpiece, best quality, very detailed CG unified 8k wallpaper, best quality, very detailed, detailed, (concert backstage), (a 25-year-old male star, frowning and angry, thinking about things, black hair, very angry, concert backstage

(nsfw:1.5),(worst quality, low quality:1.4, blurry:1.4, badhandv4, beard:1.4, scar, nsfw:1.4), multiple views, multiple panels, (text, signature, artist name, watermark)