This drama is based on the Korean manhwa/webtoon “세상 밖으로 / Out of the World” by Jo Geum San (조금산) which was published from 2011-June-21 to 2013-Jan-16 via “comic.daum.com“.
4 young men, who don’t have jobs, face a woman in an alley. This woman says “save me” and she is involved with a cult religious group.