In a remote village, a seventeen-year-old girl disappears without a trace. Of course, anything can happen; at the age of seventeen, it is sometimes common for young girls to disappear without informing their parents about their plans. Just a year ago, another high school student disappeared in the same place, but during this time she was never found. And what’s most surprising is that both disappearances occurred during the full moon... Will investigator Ilya Lunin be able to find traces of at least one of the missing? And how many more people will die before all the secrets of the village lost in the taiga are revealed?..