ABOUT

The show is set in London between the early 1960s and 1970, and follows the lives of five women in their 20's (The Red Girl), 30's (Green, Blue, and Yellow girls) and 40's (Orange girl) who all face tough situations, usually involving relationships. Throughout the story, all five women send letters to Gwendolyn Holmes, who works for the magazine "Shout!" in an advice column and gives them advice on how to deal with said issues.

Source: Wikipedia