They are members of the same regiment.
That group is the gorgeous Alice Nine.
Everything started from a boring farce.
When someone approached me on the street and asked if I was interested in being a host, I rejected it as a joke.
If it were just like this, probably nothing would happen.
However, while refusing, Saga accepted the man's business card.
This is where it all begins.
Tiger × sand me.
First released in 2008.