While selling clothes in a street market, Aldana loses her son León, who was playing on the swings in front of her. When she goes to the police station with a friend to file a complaint, the police ignore her story and she decides to go her own way to get her son back. This decision will make her face her past and the reason she run away from home, taking the child with her.

Aldana y León cuenta la historia de una joven que en su primer día de trabajo como vendedora callejera pierde a su pequeño hijo e intenta recuperarlo.