Summary
The future, probably Japan. Robots have long been put into practical use, and androids have just come into use.
Influenced by the Robot Ethics Committee, its become common sense for people to treat androids like household appliances. Their appearance - indistinguishable from humans except for the ring over each androids head - has led some people to empathize unnecessarily with androids. Known as android-holics, such people have become a social problem.
Rikuo, a high school student, has been taught from childhood that androids are not to be viewed as humans, and has always used them as convenient tools. One day Rikuo discovers some strange data in the behavior records of his familys household android, Sammy.
Rikuo and his friend Masaki trace Sammys movements, only to discover a mysterious café that features a house rule that humans and robots are to be treated the same...
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