This work is the first academic research that approaches to the figure of the Spanish playwright Fernando de las Heras Cabezuelo. Therefore, either the most relevant biographical data of the author or the essential milestones of his activity on theater are analyzed. Consequently, this itinerary throws his life permit to understand from the origin of his relationship with the stage to the evolution of his artistic motivations. Afterwards, this path leads to a detailed analysis of his most recognized dramatic piece up to date, La Madrugada Herida (2015). This play is the first one of his works to directly deal the theme of the Spanish Civil War. It also contains several me...