The Condemned Villainess Goes Back in Time and Aims to Become the Ultimate Villain (Light Novel) Vol. 5

HOSPITABLE? OR DESPICABLE?
Preparations for Claudia's betrothal to Sylvester are going smoothly--until she gets kidnapped! A young detective named Keith is swept up alongside her, and the two find themselves locked away in a mysterious place known as the Happy Village. Welcoming as the villagers seem, there's more to them than meets the eye. The locals uphold a strict and inviolable code, and their impending ritual has the village girls terrified. As Claudia and Keith unravel the mystery, it becomes alarmingly clear that they're not the only ones who need rescuing!