In a mystical Moganshan, a festival of serenades by sirens draws the curious and the brave, but one young girl's quest for answers leads her into a labyrinth of whispers and secrets, where the line between reality and fantasy blurs....

In a mystical Moganshan, a festival of lyrical enigmas brings to life a summer's symphony, where a young violinist must unravel ancient magic to save the world from an ethereal darkness....