Mu Qing, a warrior who was practicing abroad, accidentally traveled to an unknown dynasty, Qin.
She established the Shinsengumi to protect Kyoto's security.
Yi Han, the slightly famous leader of the killer organization Soul, got entangled with the Shinsengumi for various reasons.
Let's take a look at the oolong incident that happened in the Shinsengumi and Soul.
(This book was written on a whim by the author, and the style is similar to that of Gintama, so please proceed with caution)