a monochrome manga illustration by tsutomo  nihei, rain, english text, robot, science fiction, monster, mecha, alien.  This is a digital drawing in a dark, gritty, sci-fi horror style, reminiscent of the works of H.R. Giger. The scene depicts a dimly lit, industrial environment with a strong sense of foreboding and chaos. The background is a dark, metallic, and mechanical space filled with large, biomechanical creatures. These creatures have elongated, humanoid bodies with exposed, skeletal structures and red, glowing, insectoid eyes. They are arranged in a row, creating a sense of an assembly line or a procession.

In the foreground, a humanoid figure in a red and white jumpsuit stands on a platform, holding a large, glowing, red, and dripping object that appears to be a partially dissected or mutated body part, possibly from one of the creatures. The figure's face is obscured, adding to the eerie atmosphere. The figure's attire suggests they might be a scientist or a technician, working in this unsettling environment.

The background is filled with mechanical parts, pipes, and a general sense of industrial decay. The lighting is dim, with the only illumination coming from the glowing red elements of the creatures and the glowing object held by the figure. The overall color palette is dominated by dark grays, blacks, and reds, with splashes of white from the, rain, english text, robot, science fiction, monster, mecha, alien, a monochrome manga illustration by tsutomo nihei