A doll suddenly appeared next to Yumeno Kusaku.
This doll can also talk, and it tells Yumeno Kusaku that its name is "Brain Hell". Although it is ugly and a bit scary, Yumeno Kusaku thinks it is the cutest doll in the world!
Yumeno Kusaku hugged the doll and asked in a low voice, "We are family, right." The doll's eyes flashed red, hugged Yumeno Kusaku, and confirmed Yumeno Kusaku's question with actions.
"We should never be separated for the rest of our lives!"
Purpose: To suck Yumeno Kusaku, and want to give him a normal life