Fury Towards The Burning Heaven - Chapter 1252 - Jiang Yi, Take Revenge for Me!

Sun Hao traveled to a world of cultivating immortals. Unable to cultivate, he practices the guqin, chess, calligraphy, poetry, wine, and flower tea are all in the supreme realm. He didn’t know: The pet on his farm was the Nine Heavens God Luan. The lotus in the pond is a peerless demon. The guard outside the door is the ruler of Thunder Tribulation. Later, he discovered: The swordsman who picked up his broken hatchet became the peerless generation of swordsman; the scholar who often listened to him to chant became the ancestor of Buddhism; the girl who came to learn to play the guqin with him became the supreme demon clan. … Sun Hao sat on the throne of Heavenly Emperor, with a shocked expression on his face: Am I a Dao Ancestor? I take the heaven and the earth as the disc and all beings as my sons, and create a shocking situation? I do not know how?

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

There’s a legendary Bishoujo Game that has become popular among Japanese gentlemen.