But one day , she delivers a delivery to Ulfstead Castle , and there she meets Caitlin , who is having a check on herself by her driver .
Emily still wants to be as special as Caitlin no matter what the other engines say .
One day , Emily delivers a delivery to Ulfstead Castle , and there Emily meets Caitlin , who is having a check on herself by Caitlin 's driver .
Emily still wants to be as special as Caitlin no matter what the other engines say .