Three unlikely heroines set out to thwart a Roman invasion and save Celtic Britain in their own unique and outrageous style. Three unlikely heroines set out to thwart a Roman invasion and save Celtic Britain in their own unique and outrageous style. Three unlikely heroines set out to thwart a Roman invasion and save Celtic Britain in their own unique and outrageous style. Three unlikely heroines set out to thwart a Roman invasion and save Celtic Britain in their own unique and outrageous style.