It has been a year since newly orphaned Peter and his pet fox Pax, now a protective father, have seen each other, but their paths cross again when Pax's kit falls desperately ill forcing him to turn to the one human he knows he can trust.
In World War II England, orphaned siblings William, Edmund, and Anna are evacuated from London to live in the countryside, where they bounce from home to home in search of someone willing to adopt them permanently.