During a school trip, a strange incident happened to Sonya: she fell behind the class and found herself in the forest, where someone attacked her. The girl was saved from death by a wolf that suddenly appeared from the thicket. Ten years later, Sonya returns to that place on vacation. In the company of her former classmate Eugenie, who wants to understand the past. What happened on the trip? What soon ruined his love - Varya? And why now the son of Eugenie and Varya draws Sonya paired with a wolf on the background of a bloody massacre? What secrets hide the dark forest surrounding the town? What does the mysterious stranger want to warn her about? And is it worth trying to find out other people's secrets, which may be scarier than the inhabitants of the mysterious forest?