About the book: 2023 / A dead girl washes up on the shore of Onega Bay. The police are at a loss: the discovered body is a complete mystery. The unknown person surpassed many maniac killers in his cruelty, and the ritual overtones of his deed baffled the best detective minds. The tracks lead to the deserted island of Siren Amaya. But is this place so remote? What if the island is a hotbed of primitive customs, and a cult of madmen is running the show? And who knows if something worse than death awaits uninvited guests??