Naughty Thomas (voiced by Joseph May Joseph May) got into trouble, and the fat concierge sent him to the other side of the island to help build a new train branch line, where Thomas worked with urinary Lane (voiced by Eddie Redmayne Eddie Redmayne) steam locomotive. In order to show his strength, Thomas worked hard, but fell into the hole in the accident and accidentally found the legendary pirate ship that had disappeared for a long time. Waiting for Thomas on the pirate ship were the experienced sailor John (voiced by John hurt John Hurt) and the lively and clever sailboat Schiff (voiced by Jamie Campbell Bauer Jamie Campbell Bower), who formed allies and embarked on an adventurous journey together, unraveling the mystery of multi-island treasures hidden for years, and reaping wealth and friendship.