The Rational Detective in Detective Conan - Chapter 46: Beika’s Good Citizen, Batman

What would you do if you found out you're really a dragon?What if you found out magic is real?What if the guy who just saved your life is actually really cute, has a big sword and runs a small business granting wishes?!Misha Long knew moving countries would be a big deal, but he had no idea how big until things start going wrong. Very wrong.But he isn't alone.By his side is the enigmatic Bran D'Arcy, magic master and sword slinger. For Misha, it's an exciting new world he's stumbled into.But for all the wonder and beauty in it there's a danger lurking in the magic, an old evil that won't just threaten him and those he loves, but the entire world.Oh, and he now has a tail.

Tianshu Fengshen list, Di Shu Shan Hai Jing, human book life and death book!
Above nine days, it is for the fairy palace!

- Description from ptwxz (translated)

Xia Yuqing is a shut-in+fujoshi from the 21st century. After an accident, she transmigrates into the body of a young princess forced into a political marriage to another country.