In 'Whose Echo is This?', you play as an eccentric audio engineer named Max, who discovers that the sounds he captures on his recordings not only tell stories but also reach into the minds and souls of those they belong to. When a recording leads him to a chilling realization about a series of mysterious disappearances in his town, he is thrust into a psychological game of cat and mouse. Players navigate through a series of audio-driven puzzles, interacting with the townspeople whose echoes may either help or hinder their quest. Each decision influences both the outcome of the mystery and the mental state of Max, leading to a climax that propels the story in multiple thrilling directions.