The big engines are most annoyed when Thomas leaves to run his branch line. Things are made even worse by an encounter with an elephant and some bootlaces.
Toby is a tram engine who works on a branch line with his coach, Henrietta. When their line is closed down, Toby fears he is destined for the scrapheap. But Sir Topham Hatt has other ideas.
Thomas the Tank Engine meets Bob the Builder and his "Can-Do Crew". Thomas is skeptical about the construction vehicles, but when he has an accident, they prove they can be just as useful as Thomas.