[Murata Denji] Child Miko Demonology (Watashi-tachi, Ecchi na Otona ni Makechaimashita)

Two young schoolgirls find their innocence slipping away as they face an inevitable fate. Clad in their school uniforms with collars tight around their necks, they face a ritual that promises to transform them from students into submissive dolls. As the boundaries between childhood and adulthood blur, they must surrender to the overwhelming sensations of a ritual that will leave them forever changed.