Death Sutra - Chapter 173 - Flames

This red dragon came from the vast wilderness, coveting all the powers of the world. He has held countless titles: Mountain Fury, Purgatorial Calamity, Red Emperor, Ember Dragon…The world trembles under the shadow of the great dragon. He ignited the surge of the magical industrial revolution. In the empire he established, wyverns roar, cannon fire resounds, steel behemoths appear in the sky and on the earth, and disasters from other worlds run rampant.“Submit, or die.”Cassius spread his sky-shading wings, looking down upon the trembling humans, elves, and dwarves beneath him, and spoke thus.………A story of a red dragon with a built-in player template conquering, ruling, and transforming another world.(Pseudo D&D, Fourth Catastrophe, Red Dragon, translation )

The maniac who was crazy about all kinds of fields such as military and steampunk had been reincarnated.

However, his father was King Sejong the Great?

The mania-wise king and his crazy maniac son.

Along with the ministers, and countless humans who were getting exploited.

Even today, the night of Joseon was filled with the light of overtime.

The two faced number one female spy transmigrates to a different world and becomes an outrageous idiot girl. When she woke up, what she had to face was consecutive blows of the decline of her family clan, her crippled martial skills, and her disfiguration. To protect her family, she must obtain the treasured book, obtain outstanding achievements, summon a dark beast army. Wait and see how in this unfamiliar, dark magical continent, she dies and becomes a demon then steps up to the top, making all of the formidable people in the world bow down to her in respect.

- Description from Novelupdates

Chen Lihua our female lead is one of a kind. she's led to an arranged marriage to our male lead Liu Longwei, the CEO of Liu Group by her mother. She didn't even get to meet her husband to be physical till the day of the collection of their marriage certificate.