▁Sound . ▁ ▁Plot ▁ ▁Charlotte ▁Cast ang ▁is ▁a ▁working - class ▁ 1 3 - year - old ▁girl , ▁who ▁lives ▁in ▁a ▁d rab , ▁run - down ▁neighbourhood , ▁and ▁is ▁ready ▁to ▁become ▁an ▁adult . ▁Her ▁mother ▁died ▁giving ▁birth ▁to ▁her , ▁and ▁she ▁lives ▁with ▁her ▁cr ass ▁brother , ▁and ▁her ▁father ▁whose ▁attention ▁is ▁elsewhere . ▁Her ▁only ▁friend ▁is ▁L ulu , ▁a ▁sick ▁ 1 0 - year - old ▁she ▁regards ▁as ▁a ▁p est . ▁Charlotte ▁is ▁ant iso cial , ▁b ored ▁and ▁dream s ▁of ▁a ▁better ▁life . ▁Her ▁life ▁impro ves ▁when ▁she ▁meets ▁Clara ▁Ba uman , ▁a ▁pian ist ▁pro dig y ▁whom ▁she ▁adm ires . ▁Charlotte ▁wants ▁to ▁be ▁friends ▁with ▁Clara , ▁whom ▁she ▁sees ▁as ▁a ▁potential ▁route ▁to ▁prosper ity , ▁while ▁the ▁s oph istic ated ▁Clara ▁j ok ingly ▁suggests ▁that ▁Charlotte ▁should ▁become ▁her ▁manager . ▁ ▁Cast ▁ ▁Charlotte ▁G ains bourg ▁as ▁Charlotte ▁Cast ang ▁ ▁Cl oth ilde ▁Baud on ▁as ▁Clara ▁Ba uman ▁ ▁Jul ie ▁Gl enn ▁as ▁L ulu ▁ ▁Bern ad ette ▁La font ▁as ▁Lé one ▁ ▁Jean - Cla ude ▁B rial y ▁as ▁Sam ▁ ▁Jean - Ph ili ppe ▁É co ff ey ▁as ▁Jean ▁ ▁Ra oul ▁Bill ere y ▁as ▁Antoine ▁Cast ang ▁ ▁Richard ▁Guer ry ▁as ▁Reg ard ▁som bre ▁ ▁Production ▁The ▁film ▁was ▁seen ▁as ▁a ▁return