A Liu.
A Liu runs a restaurant.
A Liu runs a restaurant in the Demon Realm.
A Liu runs a restaurant near the central Demon Palace in the Demon Realm.
A Liu is an immortal running a restaurant near the central Demon Palace in the Demon Realm.
Talk about audacity!
So she got captured.
This is probably the story of how, after being captured, she made a living in the Demon Palace and accidentally won over the enemy's BOSS.
My dear, keep working hard and writing. Yeah, well written, keep up the good work.