A man and a woman move to a new town. The name of the town is Isteria. Amazingly, rent in this town is free!? But it seems there’s a condition for living there: you have to have an initial interview first!? Just doing something that simple gets you free rent—what a great town!

They ask for 8 interviews over 8 days, but it looks like the interviews are with 4 girls. Apparently, it’s just to check whether you’re a dangerous person or not... Talking one-on-one with a girl makes him a little nervous. But just when he was thinking that... What will the protagonist, who is attacked by a succubus every night, end up doing...!?