The Girl and the Echo is based on the short story Echo by Yuri Nagibin who also wrote the screenplay. A young girl spends her summer vacation at her grandfather’s place by the sea and begins her final day of holidays; a farewell ritual to the sea and the mountains. An unexpected acquaintance with the boy named Romas promises friendship. Vika entrusts him with her secret – echoes, and Romas, a passionate collector, manages to refuse a temptation to collect them. But the confrontation with the boys, Romas’ desire to establish himself in their circle reveals an impending friendship. The mountains remain silent for Romas and the echoes remain faithful to Vika and her world.