Undergoing his own island struggle, Moomintroll realizes he must break away from his parents and overcome childish fears to truly make his transition into independence. His parents finally come to terms with their little Moomin growing up.

After making a hasty return to Moominvalley, only to find the Moomin family have gone away, Snufkin accepts that he can't replace them. He must have faith he will see them again one day, and move on.

The Moomins return home to find a 'wise leader' telling everyone there should be no rules, and Moominvalley falls into chaos.