简介：bbb　　Inthenottoodistantfuture,averysmoggyandoverpopulatedEarthgovernmentmakesitillegaltohavechildrenforageneration.Onecouple,unsatisfiedwiththeirsubstituterobotbaby,breakstherulesandgetsinalotoftrouble.(Z.P.G.standsforZeroPopulationGrowth).