The "rule-breaking" thinking of modern top game anchors VS the "weird rules" of ancient feudal superstition. Others are trembling in Kaidan and trying to survive, while the male protagonist is speed-running, getting stuck, and finding hidden Easter eggs in Kaitan.
Barrage interaction is a plug-in. The rules that ancient people regarded as gods/fear turned into jokes under the guidance of barrages.
There is a single female protagonist, and the female protagonist has grown from a "rescued NPC" to a "vice-captain of the ghost story strategy team".