Andyisawriterfornewspaperclassifiedswhohasbeenbouncingfromrelationship-to-relationshipsincesixthgrade.Throughoutthefilm,helosescustodyofhisdogwhenhisgirlfriend,Cheryl,breaksupwithhimforanotherman.AndythenmeetsLorna,achildren'sTVshowhost,butsheistooobsessedwithherowndogtocommittoarelationshipwithAndy.She'salsostillsmitingbecauseherboyfriendTrevor,leftherforAndy'sex,Cheryl.　　Andyalsohasaflingwithanotherwoman,Keiran.Meanwhile,CheryltakesAndy'sdogtoapsychiatrist,whotellsherthatherpromiscuityistraumatizingthedog.