Enter the Heroine's Cool Novel and Become a Slave

In the vast continent of Yongzhou, demons are rampant and the people are in dire straits, eager for a righteous partner to write a legend. Subduing demons and upholding the right path, yes, you are the light of the right path, the great heroine - Qi Yu! He was born with outstanding talent and strong bones. He was sent to Wushan Sect by his parents at a young age. Later, he became the first disciple of Wushan Sect with his hard-working and responsible spirit and hard-core cultivation. The original person has collected countless monsters, and his main focus is on being fast, accurate and ruthless. As the leader of the Wushan Sect, he was recommended to enter Yongdu to conquer the monsters and Shu. After only one year of hard work, the original person relied on his extraordinary hard power to become the commander-in-chief of the Yongguo to conquer the monsters and Shu, and he was a third-level master. What's more important is that she is actually the only daughter of Marquis Ding'an, and there is no second female lead in the book! There is no evil female supporting role! There is only one amazing male protagonist - the Demon Lord of the Demon Realm. With a male and female pairing, you can easily eliminate demons! The entire invincible configuration is there! Shen Yu originally thought that she was wearing a book to enjoy the blessings of a rich second-generation lady, a dignified commander-in-chief of Shu who subdues monsters, and a boyfriend who is an invincible demon king. How impressive! Unexpectedly, when I opened my eyes and woke up, I was lying on my back on the roadside... "No? Where is Commander Qi who is the leader of one person and the leader of all monsters?" "I'm sorry, you are now in Minzhou and you are about to meet the hero. Please seize the opportunity." -Minzhou? Male protagonist? -Yes, that's the cool and awesome Demon Lord, your most powerful equipment on the road to conquering demons. Go, Messenger of Justice! The nine-tailed fox, who looks slutty but is really ruthless and soft-hearted, VS the bitter salty demon master who just wants to be a heroine. What about the route of the heroine with the invincible configuration that was promised?