Haeyoung(KimHyeyoon)isahopelessgirl.Shehastattoosalloverherarms.Sheusesvulgarlanguage,andisevenviolent.Sheisaterribletroublemaker.Shedoesnothaveamotherandliveswithherfather(ParkHyukkwon),whorunsaChineserestaurant,andayoungersibling.Oneday,herfatherhasamysteriousaccident,whichplacesherinapositionofresponsibility.Sheisnownotonlytheheadofthehouseandmustlookafterheryoungersibling,butalsoaninvestigatortaskedwithfindingthetruthabouttheaccident,andafighterstandingagainsttheuglyworld.Adetective(YeSung)triestohelpher,butherlifeisfarfrombeingeasyororganized.Thewayshelivesherliferemainsunchanged.Asthestorydevelops,however,herboldnessbringshonestyandinnocence,whicheventuallyfillsthefilmwithtouchingmoments.Howwillsheoperateabulldozer?(JUNGHanseok)