▁Woman ▁from ▁Secret ▁Garden , ▁which ▁won ▁Out standing ▁Korean ▁D rama ▁O ST ▁at ▁the ▁ 2 0 1 1 ▁Se oul ▁International ▁D rama ▁Awards . ▁Ba ek ▁said , ▁" I ▁love ▁to ▁particip ate ▁in ▁producing ▁music ▁for ▁so aps ▁if ▁I ▁like ▁the ▁female ▁lead ▁after ▁reading ▁the ▁script . ▁It ' s ▁a ▁thr ill ▁to ▁hear ▁my ▁song ▁played ▁during ▁mel od ram atic ▁moments ▁in ▁so aps ." ▁She ▁later ▁released ▁an ▁album ▁in ▁ 2 0 1 3 ▁titled ▁Flash ▁Back , ▁a ▁collection ▁of ▁the ▁television ▁drama ▁sound tra cks ▁she ▁recorded . ▁ ▁In ▁ 2 0 1 2 , ▁Ba ek ▁announced ▁that ▁she ▁was ▁re le asing ▁her ▁first ▁dance ▁album ▁in ▁three ▁years . ▁She ▁also ▁became ▁a ▁judge / co ach ▁on ▁The ▁Vo ice ▁of ▁Korea , ▁the ▁local ▁version ▁of ▁reality ▁singing ▁competition ▁The ▁Vo ice . ▁On ▁May ▁ 7 , ▁she ▁released ▁a ▁ball ad ▁from ▁the ▁mini - album ▁entitled ▁Vo ice , ▁featuring ▁Gary ▁from ▁Le ess ang . ▁On ▁the ▁ 1 7 th , ▁her ▁Good ▁Boy ▁mini - album ▁was ▁released , ▁including ▁the ▁dance ▁title ▁track ▁of ▁the ▁same ▁name ▁featuring ▁Y ong ▁Jun - hy ung ▁of ▁B 2 ST . ▁ ▁On ▁February ▁ 1 6 , ▁ 2 0 1 3 , ▁Ba ek ▁held ▁her ▁first ▁solo ▁concert ▁in ▁seven ▁years ▁at ▁the ▁J ams il ▁G ymnasium ▁in ▁Se oul , ▁followed ▁by