Sion is a swordsman of the rank Blood Knight. He does not want to scare people with that title, so she hunts monsters rampaging near towns. Inside the down there are all kinds of facilities for adventurers. But there are also nine different cute girls, including lively girl Dahlia who has a habit of chasing Sion. Why does he stay alone then? Furthermore, he starts to suffer from terrible nightmares as of late...

[From vndbreview]