The song "Сни (Dreams)" by KrystalXan is about longing for someone in your dreams. The lyrics talk about wanting to be with that person in the dream and feeling a mix of hope and despair. The singer expresses their desire for the person to come to them and comfort their fantasies and fears. The dream is portrayed as a place where nightmares occur when the person is not there, and the singer longs for the person to come and bring peace to their fantasies. The song captures the feeling of longing and yearning for someone, even in dreams.