ISABELSULLIVAN(15)hasjustmovedtoasmalltowntolivewithherunclePAULwhoisthetown'smayor.Isabelhasrecentlylostherparentsinacaraccident.Feelingveryaloneandfriendless,IsabelbefriendsastrayrobotdognamedARCHIE.Thoughhelookslikeanormaldog,heisanythingbut.Hecantalk.Hecanrunatblindingspeed.He'sgotsuperstrengthandx-rayvision.IsabelandArchiebecomefastfriends.Sheteacheshimhowtobeanormaldogwhilehehelpshertofitinwiththecoolkidclique.Mostofall,IsabelcanconfideinArchieaboutwhathappenedtoherparents.Archiecanrelate.He'sneverhadafamily-untilnow.Asthesummerprogresses,thingsstarttogettricky.Paulisupforre-electionandfindshimselfrunningagainstVERONICATAYLORwhohappenstobeincahootswithBURGERTROPOLIS-anationalfastfoodfranchisethathasbeentryingtobuyPauloutforyears.What'sworse,anevilmannamedHUGHJABLONSKIshowsupintownclaimingtobe...