a monochrome manga illustration by tsutomo  nihei, monochrome, greyscale, multiple boys, 6+boys, alley, standing.  This is a digital drawing in a manga style, featuring two panels. The first panel is a detailed, monochromatic illustration depicting a narrow, dimly lit alleyway in a medieval or futuristic city. The alley is flanked by tall, imposing buildings with intricate architectural details, including archways, balconies, and narrow windows. The ground is cobblestone or concrete, and the atmosphere is somber. In the distance, a group of five figures, dressed in dark, long robes, walk away from the viewer. Their silhouettes are elongated and somewhat indistinct, adding to the mysterious mood.

The second panel is a close-up of a person's face, likely a male, with sharp, piercing eyes and long, straight hair that falls across his face, obscuring one eye. The face is drawn with a minimalist, high-contrast style, emphasizing the intensity and seriousness of the character.

The background of this panel is a solid black, drawing focus to the face. The overall aesthetic is gritty and dramatic, typical of manga art, with heavy lines and shadows to create depth and emotion.

The combination of these two panels creates a powerful, evocative image, suggesting a sense of impending danger or confrontation. The overall mood is tense and foreb, monochrome, greyscale, multiple boys, 6+boys, alley, standing, a monochrome manga illustration by tsutomo nihei