Geoteuron bad girl sogeuron good girl Nareul jal aljido mot hamyeonseo nae geot moseupman bomyeonseo Hansimhan yeojaro boneun neoui siseoni nan neomuna utgyeo Chum chul ttaen bad girl sarangeun good girl Chumchuneun nae moseubeul bol ttaeneun neokseul nohgo bogoseoneun Kkeutnani songarakjil haneun geu wiseoni nan neomuna utgyeo U don't know me X4.