Donde no llegan las sombras

After leaving school, Martina disappears without a trace. After a few days they find her body floating in a pool in the middle of the forest, three hundred kilometers from the place where she was last seen. Forensics cannot determine the cause of her death. It seems like an isolated incident until, weeks later, another girl disappears and is found dead shortly after in the same conditions. Former police officer Alex Serra remains obsessed with the disappearance of her sister twenty years ago. The cases have disturbing similarities that only she understands; However, after so much time, is it possible that the person responsible is the same person? When a third girl goes missing, the investigation becomes a race against time to find her safe and sound. Serra, pursued by her past and a murderer who seems to know her very well, will have to face the darkest side of the human being to discover the place where the shadows do not reach.