The polyamorous relationship between Martina, Anto and Laia falters when Laia must be absent for work reasons. Martina and Anto must face their new relationship as a “couple”. The absence of Laia will generate in them two new dynamics. But how strong and true is the love of the three? Will they manage to overcome adversity and stay together when Laia returns? In Petit Mal, Ruth Caudeli opens her home’s doors to show us how her life is and how a women’s throuple live with the absence of one of them. This real-life fiction shows us how they deal with loneliness, jealousy, and how they have to adapt themselves when three become two.