ical ▁tim et able , ▁and ▁the ▁creation ▁of ▁his ▁Ne uro ▁Centre . ▁Jac ▁briefly ▁returns ▁to ▁aid ▁Elli ot , ▁Oliver ▁and ▁Z os ia ▁March ▁( C amil la ▁Ar f wed son ) ▁in ▁the ▁treatment ▁of ▁previous ▁hospital ▁nur se / j un ior ▁doctor ▁Fried a ▁Pet ren ko ▁( O l ga ▁Fed ori ). ▁She ▁eventually ▁gives ▁Elli ot ▁the ▁advice ▁to ▁follow ▁his ▁heart ▁with ▁his ▁old ▁fl ame ▁Brig itte ▁N ye ▁( S ally ▁D ex ter ) ▁in ▁order ▁to ▁help ▁those ▁with ▁t uber cul osis ▁in ▁Pakistan . ▁ ▁Jac ▁makes ▁her ▁full - term ▁return ▁as ▁Card i oth or ac ic ▁Cons ult ant , ▁as ▁well ▁as ▁C lin ical ▁Le ad , ▁and ▁is ▁hell b ent ▁on ▁getting ▁rid ▁of ▁the ▁' de ad wood ' ▁on ▁Dar win . ▁She ▁arriv es ▁to ▁find ▁that ▁Guy ▁Self ▁has ▁taken ▁part ▁of ▁Dar win ▁for ▁his ▁neu ros urg ery ▁patients , ▁to ▁her ▁dis may . ▁She ▁also ▁questions ▁Z os ia ' s ▁dedic ation ▁to ▁Card i oth or ac ics ▁( h aving ▁been ▁inde cis ive ▁about ▁special isms ▁in ▁the ▁past ). ▁Z os ia ▁proves ▁herself ▁to ▁Jac ▁in ▁theatre ▁and ▁Jac ▁becomes ▁satisfied ▁with ▁her ▁team . ▁ ▁Agency ▁nur se , ▁Fran ▁Reyn olds ▁( Car li ▁Nor ris ) ▁is ▁transferred ▁to ▁Dar win , ▁having ▁had ▁a ▁history ▁in ▁Card i oth or