), ▁but ▁ ▁their ▁relationship ▁doesn ' t ▁go ▁any ▁further . ▁When ▁her ▁est r anged ▁mother , ▁Pa ula ▁Bur rows ▁( Jul ie ▁L egr and ), ▁is ▁admitted ▁with ▁kid ney ▁damage , ▁Jac ▁reve als ▁that ▁she ▁was ▁abandoned ▁aged ▁twelve ▁and ▁placed ▁in ▁fost er ▁care . ▁She ▁agre es ▁to ▁a ▁kid ney ▁trans plant ▁to ▁save ▁her ▁mother , ▁who ▁desert s ▁her ▁again ▁following ▁the ▁operation . ▁Jac ▁disco vers ▁that ▁she ▁has ▁a ▁younger ▁half - s ister ▁but ▁det aches ▁herself ▁from ▁her ▁family ▁for ▁good . ▁Having ▁transferred ▁back ▁to ▁general ▁surg ery , ▁Jac ▁develop s ▁a ▁rel uct ant ▁friendship ▁with ▁loc um ▁registr ar ▁Sach a ▁Le vy ▁( Bob ▁Bar rett ), ▁who ▁successfully ▁recomm ends ▁her ▁for ▁a ▁loc um ▁consult ant ▁position . ▁Af raid ▁of ▁being ▁dem oted ▁after ▁making ▁a ▁clin ical ▁error , ▁Jac ▁bl ames ▁the ▁mistake ▁on ▁w ard ▁sister ▁Chr iss ie ▁Williams ▁( T ina ▁Ho ble y ), ▁the ▁mother ▁of ▁Sach a ' s ▁son , ▁which ▁leads ▁to ▁the ▁term ination ▁of ▁their ▁friendship . ▁ ▁F aye ▁becomes ▁pre gn ant ▁with ▁Joseph ' s ▁child ▁but ▁has ▁a ▁break down ▁and ▁ref uses ▁to ▁leave ▁the ▁psych iat ric ▁unit ▁she ▁has ▁admitted ▁herself ▁to ▁when ▁she ▁goes ▁into ▁labour . ▁Jac ▁convin ces ▁her ▁to ▁receive ▁proper ▁medical ▁care , ▁saving ▁Joseph ' s ▁son . ▁Gr ateful ▁for ▁her ▁inter vention