Mahou Shoujo no Majo Saiban

In the mysterious Ghibaudi Prison Mansion, a group of girls wake up with no memory of their past. As the ominous "Witch Trial" draws near, they must navigate the labyrinthine mansion to uncover the truth behind their confinement and the identity of the hidden witch among them. Through investigation and deduction, the girls must unmask the witch's deceitful magic and bring her to justice.