Since entering the twenty-second century, our planet has been beset by new biological and technological disasters. Almost all resources have been depleted, and humanity has been overtaken by an incurable disease that has affected the optic nerve and completely made it impossible to distinguish colors. And right now everyone is excited about the idea of moving to Mars, where the construction of the first colonies has already begun. Every person on the planet donates their blood, thanks to the components of which innovative materials are created right on the Red Planet. But is all the blood used for its intended purpose and what is the real reason for the complete color blindness of earthlings? Ecology or human greed?