Isa has more than enough on her plate with two children and the household, which she manages on her own. When her husband persists with his wish for a third child, she realizes that something must change.

Isabel is a 28-year-old seamstress. She is a good mother, wife and daughter-in-law and she teaches that to her daughters. Her family insists she should have another child, a boy, and this pressure awakens her to a progressive, silent, and unavoidable rebellion.