2014: Akira Natsume seems to almost have a phobia of electrical devices while also being very good at diagnosing them. He resolves to change himself for the better and get a girlfriend like his older brother...

In 2050, the world has changed with the discovery of the anti-gravity stone. Since then, we built human-looking and alike-thinking androids, but their lifespan is limited to 4 years. Minami, cop and hotheaded...