In a distant future, countless wars and ecological apocalypse have devastated the earth. Erid, one of few survivors, has lived in a cave for three years by himself. But then a strange light appears in the distance. That same day an injured she-wolf seeks his protection. Curiosity returns and he decides to venture out from the safety of his cave. Together with the wolf he seeks the origin of the light. Strange things happen and again and again the wolf seems to be smarter than Erid. An old woman shares apart of their way and then he meets Miriam ... The Science Fiction novella is organized as an advent calendar with a picture at the start of each days reading.