Fated love: the unwanted bride - Chapter 436 - : I Want to Spend My Lifetime with You

Lu Jun, while traveling in Bashu, casually purchased a White Tiger pendant, only to discover it was connected to the White Tiger Totem. This unexpected event forced him to traverse into the world of Versatile Mage, a parallel universe to Blue Star. In this realm, magic flourishes, and monsters run rampant. (The story is designed to be understood without prior knowledge of the original novel, with the setting gradually unfolding.)Through the fusion of dual origins, Lu Jun awakens an innate dual-element talent and gains mastery over the never-before-seen Metal element.In the face of monstrous invasions, humanity's precarious survival, and constant infighting, Lu Jun stands atop the Sacred City and declares resolutely:“I am the King of the World. Who approves? Who opposes?”“Even if I must bear the Abyss of Calamity and hold up the Sacred City single-handedly, I, Lu Jun, remain invincible in this world!”“Sword, come!”With a single strike, the seven Archangels are nailed to the city walls, a sight that shocks all. The bodies of seven Red Cardinals pave a road of blood and boneDisclaimer: I don't own Versatile Mage or the Fan fiction i am just Translating

In the Jiuxiao Continent, martial arts is respected. The weak are like ants living in the ruins of dark alleys, while the strong are like dragons roaring and gathering at the top of the clouds. The laws of this place use blood as ink and bones as inkstones. A three-foot-long sword can split the sun and the moon, and a murderous thought can stir up a bloody wind. There was once a drunk madman who trampled eighteen royal cities to pieces. Wherever the sword pointed, thousands of miles of mountains and rivers were dyed red. There was also a saint who lowered his eyes to calm the nine thunder tribulations, and with a flick of his sleeves, a golden lotus suddenly appeared in the abyss.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Intellectual Villages are old fashioned rural villages recreated with cutting edge technology. Those villages attract the Japanese monsters known as Youkai.

The high school boy Jinnai Shinobu lives in one of those villages and has a Zashiki Warashi living in his house. He tends to run across Youkai with unnerving frequency and this often leads to trouble for him.