The otaku travels to Fairy Tail and activates the Xuanyuan Sword, the Power of Elements, the Chinese Treasure, and the Dragon Cultivation Technique. Let's see how he flies through Fairy Tail, corrects every tragedy, and saves Fairy Tail's sister. He just borrowed the title of someone else's book, ha, but that book is quite good, you might as well read it.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.