Under the over-exploitation of humans, the Earth's Pole Star has become scarred, and waste nuclear materials have been discarded at will, causing mutations in plants and animals.
The "Cloud Tower", a refuge built by people at the expense of huge sums of money and lives, has been taken over by the powerful and powerful.
Civilians with no power, no money, and no strength can only live an ignoble existence on the ground.
The "Cloud Network Star Power System" is the only way for humans to compete with mutated creatures.
Mission: Only by uniting can we overcome all difficulties