In a Mr. Lee's Greater Hong Kong franchise in Phoenix, Arizona, Ng Security Industries Semi-Autonomous Guard Unit B-782 comes awake.

The factory that put him together thinks of him as a robot named Number B-782. But he thinks of himself as a pit bull terrier named Fido.

In the old days, Fido was a bad little doggie sometimes. But now, Fido lives in a nice little house in a nice little yard. Now he has become a nice little doggie. he likes to lie in his house and listen to the other nice doggies bark. Fido is part of a big pack.

Tonight there is a lot of barking from a place far away. When he listens to this barking, Fido knows that a whole pack of nice doggies is very excited about something. A lot of very bad............