The World's Number One Proud Consort

When a poison-making genius from the 21st century transmigrates into the body of a useless good-for-nothing, she is sure to see her scheming, arrogant ways through to the end!

She makes contracts with magical beasts, concocts pills, and commands myriad beasts, only to have the misfortune of getting involved with the greatest monster under heaven.

He says, "For you, I would bring the world to ruin! Whoever bullies you, I'll punish them! Whoever humiliates you, I'll kill them!"

She asks, "The Demon Lord wants to marry me. What should I do?" He replies calmly, "Destroy him!"