Duty calls at the Sodor Search and Rescue Centre. Rocky is called in to action to rescue poor derailed Henry. But when Rocky becomes derailed himself, who will come to his aid? The alarm is sounded at the Search and Rescue Centre and the fast and fearless team race to the rescue. But with each vehicle trying to rescue him alone, can they work as a team to get Rocky back on the tracks?. Diesel and Percy get all wet while Thomas, Annie and Clarabel deal with a noisy baby. Brendam Docks is busier than ever while Salty is away and Thomas doesn't believe Bertie about what's on the other side of the mountain and the steam team thinks The Fat Controller is leaving. Full steam ahead with Thomas and his engine heroes.