After an autistic outcast named Archie Higginbottom gets fired from his job at shining time hobby shop for being himself. He discovers that he has inherited his mother's house, but then after getting on the wrong train ends up on the island of Sodor where he is hired by Sir Topam Hatt onto the north western railway to drive its newest engine named Thomas! But then when Deiseal 10 threatans to replace all the steam engines on sodor its up to Archie to embrace his uniqueness to stop Deiseal 10 in his tracks!