en Cuevana 3. The house where a young mother and her son live is invaded by something with the intention of taking the boy. However, the mother's intervention forces the creature to change its plans. The young woman is faced with a very difficult choice and ultimately, to save her son, she goes into the service of the King of the Dark Land. This is a story about love and the difficult choice between good and evil in the true sense, for the sake of those you truly love. Based on material from Stephen King's The Dark Tower.