The Shinsengumi members went out on a mission that felt like a group summer vacation, and Guest ended up going along too.

Apparently, the higher-ups wanted her to observe a real mission firsthand and solve any problems that arose.

And so, they set off on a chaotic mission that was basically just a Shinsengumi summer vacation.

Wait, are these guys crazy? Why did they leave the driving to Guest while they're all lying down comfortably in the back seats?