Mass is humanoid, but genetically evolved to cope with greater pressures, stronger gravity, and heavier densities than those of an ancient planet he never knew, nor probably ever would. For Mass, Earth is millennia in the past.
His companions are equally diverse, differently evolved, and most unsuitable to him and to one another. Each live on a separate plane they had grown on separate worlds.
Yet survival might depend on communication. To live, they must find a way to come together as they’re faced with intense pressure, clashing perspectives, and unfamiliar circumstances.