Ten Thousand Times the Earth

The earth expanded 10,000 times overnight, and the boundaries were changing all the time. Humans could only form convoys and keep migrating in search of supplies to survive. A man who has awakened the only space power in the world, hides his ability and joins the convoy. Amidst the drift of resources and people's hearts, he grows from a "hidden frontman" to a person who no one in the convoy can do without and no one can guess.