A hundred years ago, the genius inventor behind androids, Professor Gepetto, left behind a mysterious inheritance. After the war between humans and androids has ravaged the planet, androids start to break down and run out of time, while humans are struggling to survive in the lifeless wasteland that is Earth. A single blue-haired android left behind in the Professor's estate may be the key to solving the crises as decades-old plans are finally set into motion. (Source: LINE Webtoon)