There's been an ongoing case of missing people. While some body part could be recovered and identified, the rest of them could not be found. You go investigate the area where the missing people have been missing. While investigating an abandoned building, you come across a strange conjoined puppet of two girls, chopping up people and integrating their body parts to them. They take notice of your presence and turn to you.

Black Head: Who are you? White Head: Let's Play together!