In Gintama, Gintoki's sister: Sakata Sakuya.
When she was 10 years old, during the war against the barbarians, she was known as "Ghost Princess" due to her secretive whereabouts, fast and ruthless attacks, moving like running water, being as elegant as a princess, and when the enemy's blood was splashed on her face, she was as charming as a female Rakshasa, so she was named: Gui Ji, which means the princess of ghosts.
However, at the age of 13, he unfortunately lost his life while protecting his companions...
In the real world, there is a 13-year-old girl: Abe Yahime.
A descendant of the ancient great onmyoji Abe Seimei, he was excellent in onmyoji, but unfortunately... He stepped on a banana peel and fell to his death...
After the two people died, they unexpectedly traveled to the world of Harry Potter.
So, how can a samurai and an onmyoji survive here?