There Is a Fight Between Houses, There Is No Good Person in the Palace

Suspenseful, Crime-Solving, Completed Romance Novels

Those Who Solve Suspense Cases in Ancient Times Don't Need to Be Systematic;

I want to read a book similar to "The Twelve Hours of Chang'an (2 volumes in total)". Without modern technology, it would have been really difficult to solve crimes in ancient times. It's no fun if you don't have a system with brains.

Ancient Suspense

Looking for a novel about ancient detective stories?

Looking for Short Reasoning, Suspense

The ending doesn't need to be too surprising, it's normal and logical. I like it even if it's mediocre.