The mother of the three sisters, the haenyeo president who leads the Sandari haenyeo, has a character like an iron lady.Gao Miko married from Seoul to Jeju and learned to pick up sea creatures, which became her lifelong career.
Everyone in the village was envious of Meiko's three daughters who had established a foothold in Seoul, but she couldn't sleep well a day when faced with a divorced daughter, an unmarried daughter and a widowed daughter.