该剧讲述了“Whyaretheyeventogether?”wouldbethefirstthoughtthatcomestomind,asChuSangWooandJangJaeYoungaresodifferentineveryconceivableway.Oneisarobot-likeengineeringstudentwhowearsdarkclothesforconvenienceandfollowsastricttimetable.Theotherisafree-spiritdesignmajor,withcolorfuloutfitsandaskateboard.WhenJaeYoungfreeridesonateamassignmentwithSangWoo,SangWoocrossesoffJaeYoung’snamefromtheproject,andthetwobecomeenemies.Thefilmisare-editofaneightpartTVseriesthattoppedtheWATCHAChart,basedonthewebnovelSemanticErrorbyJeoSoo-ri.Itwouldbechallengingtoexceedexpectationsasthenovelhasahugefanbase,however,twoformalidolactors,ParkSeoHamandParkJaeChan,hitthejackpot.DirectorKimSooJungdelicatelyemphasizesthecomicandfreshromanceoftheyoungmen,whohaveuniquecharmsandperfectlooks,astheydointhenovel.
