Description:

High school girl Eri has a strong and pure heart. One day, she is suddenly summoned to another world, "Britannia" where only men exist. To save this world as the "goddess of light", a harsh battle begins in this world full of men!(Source: MangaPlus)

Alternative Titles:

終末のハーレム ブリタニアリュミエール, World's End Harem ~Britannia Lumiére~ , 終末のハーレム～ブリタニア リュミエール～