EUREKA Act.1 Olam Atziluth

In a world where Homo sapiens with XX chromosomes become lethal before birth, only men remain. The people use a mysterious stone called the Moon of Life to sustain their lineage across generations. A colossal tower, said to seal away an evil known as the Segment Cliff, rises from the world's center since the day of its opening. The land, blessed with abundant nature and illuminated by a white moon, lacks for nothing. Those who dwell here call this closed world the reputation EUREKA...