At the end of the ancient Greek era, the cosmic civilization where the earth is located was discovered by Shub-Niklas (the black goat of the forest that breeds all things). In order to spread the Cthulhu civilization, Shub used the power of its rules to breed all things to transform ancient Greece into the soil for Cthulhu's survival. In order to protect the kingdom of gods, the Olympian gods launched a war of gods against the Cthulhu monsters headed by the twelve old rulers.
However, the Olympian gods underestimated the power and strangeness of the Cthulhu monster. In the final battle, Hades, the king of Hades, attacked the God King Zeus, causing Zeus's death. It turned out that in the early days of the War of the Gods, Hades, the king of Hades, was contaminated by his thoughts during the battle with Sabu Niklas, and was slowly controlled by the evil energy infection of the underworld.
After the death of God King Zeus, the gods tried to fight against the Cthulhu monster. The gods were unable to resist Cthulhu. In the end, the gods sealed the Cthulhu monster at the cost of destroying the Kingdom of God. The destruction of the Kingdom of God severely damaged the origin of the Greek gods. The gods fell and fell into sleep one after another, which was known in history as the Twilight of the Gods.
In order to rebuild the Kingdom of God and cope with the resurgence of the Crusu monster, Poseidon exhausted his last source to build a vast land above the Cthulhu Sealed Land for surviving humans to survive, and asked his eldest son Atlas to pass down the magic and warrior training methods, hoping that human civilization could help the gods rebuild the Kingdom of God to cope with the resurgence of Crusu.
Atlantis has experienced a long development, and civilization has already reached a bottleneck period. In order to break through the bottleneck, the Kingdom Magic Association violated the laws and regulations of the Kingdom Parliament and conducted in-depth research on the War of Ragnarok and Cthulhu, which led to the resurrection of Shub-Niklas, and the story begins...