A cyclone is a meteorological phenomenon that occurs when you have to manage 3 children, a self-employed job, an ex and his new girlfriend who is too young, childcare schedules, meals, school, lunches, the new employee ... And in the eye of this Cyclone is Isabelle, 39, a single mother who has the mental load of all these beautiful people in addition to having to support a sister better than her in everything, a mother who reminds her that her sister is better than her in everything and a desert love life.