The far planet

This world in the future there is far from its sun making it fairly barron and gray. The plant life bairly gets to three foot tall and pitch black to absorb as much light as possible. Despite the planets harsh conditions there is life in this world... Including at least oen human: who are they? Why are they here? Its up to you! Is this human you? Or do you know them? Are they a stranger? Are you even a human? Its up to you!