Is 100 días para enamorarse coming back?

Laura and Antonia are lifelong friends, but they are water and oil, they adore and complement each other. In the couples of both there is love and wear; the passage of time finds them holding a marriage of 18 years and with children. The two conclude that they are in a stage where there seems to be only one opportunity for things to be different. Will they be willing to put love to the test?