Peaches is back as a pre teen. But when she and her dad, Manny get into a fight, She runs off to cool down, then falls in the hole that leads to London and meets Valiant and his friends. But when she can't leave til she completes the misssion, she must help Valiant and his friends to deliver the message and defeet the falcons. And Manny and Ellie don't know about mission til...