ETRANGERE is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading ETRANGERE chapters on VipToon, fastest updating comic site. The Summary is
Introduction of the work ‘You guys have been summoned.’ South Korean special forces captain ‘Kang San’ and female military officer ‘Kim Bi-yeon’ have a sudden accident during descent training. Immediately after the accident, an unfamiliar world opened up in front of the two of them. A desperate survival story of two men and women unfolding in an unfamiliar world!