Other names: 別にいやらしい意味じゃなく一緒に住んでも構わないよマーガレット, 別マ, Betsu ni Iyarashi Imi Jyanaku Isshou ni Sun Demo Kamae wa Nai yo Margaret, Betsu-Ma, Betsuma, Betsuni Iyarashi Ima Jyanaku Isshou ni Sun Demo Kamae wa Nai yo Margaret
Author: Nikaidou Hikaru
Artis: Nikaidou Hikaru
From MangaHelpers:It has been 300 years since mysterious blue mists started flowing out of the earth. All living things have become immortal and injuries heal instantaneously and sickness doesn’t exist. The aging process has stopped and creatures have stayed the same age since they were exposed to the mist.