The Demon Lord of Fairy Tail Arrives

The God of Creation ordered Demon Lord Ryusei to dominate the Fairy Tail world and gave him a system dedicated to the Demon Lord; the Demon Lord system, the ability to summon the system 300 and the ability of the hero system; the ability of the Demon Lord's dedicated system and the ability to create the system were given to Ryusei. So Ryusei, can you not become the number one in the world? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.