A Virtual Liver belonging to Nijisanji. A mysterious creature that fell from the sky one day. Having lost her memory, she is currently absorbing all kinds of knowledge. She wants to study hard and eventually know everything about this world. Greeting: "Ran-ran Rin-rin, fly away Ren-ren Ron-ron, come back to Lun-lun! I'm the beast of Ayakaki from Nijisanji, Lunlun. Please call me Lunchoma if you'd like!" Debidebi Debiru calls her "White Creature." She respects Debidebi Debiru and sometimes calls him "Debi-senpai." She was picked up by an unknown man and taken to a facility. She is not good with men.

The gate to the other world has been opened... A demon from another world. He calls Lunlun "White Creature." His goal is to make humans fall for him. While wandering with Lunlun one day, he was picked up by a man. Because of that, he is wary of men.