Oscar, a nine-year-old boy who is unable to speak, struggles to adapt in the small fishing town he has just moved to with his widowed, hard-working mother Evelyn. Because of a broken film format camera, an unlikely friendship develops between Oscar and kindly workshop owner Eric.

Puss in Boots discovers that his passion for adventure has taken its toll: He has burned through eight of his nine lives, leaving him with only one life left. Puss sets out on an epic journey to find the mythical Last Wish and restore his nine lives.