Beth treats two youngsters for an infection spread by rat urine, while Jack opposes Cardale residents trying to get a new home for ex-psychiatric patients closed down.

Beth finds herself in the unhappy position of having to investigate her own husband's professional conduct, a predicament made worse by the grief of Isabel's funeral.

Jack feels increasingly disillusioned with life in Cardale and goes to set up a new clinic in Africa, leaving Beth hard-pressed to cope in his absence,