Alex and his friends witness a pig falling from a speeding red truck. Working with the police and an animal rescue group, the kids get permission to keep the pig. But after a local TV station runs a story about the rescue, the angry truck driver shows up at Alex's house, determined to take the pig to slaughter. Who is this man? What is he hiding? Pete uses his skills to solve the mystery but, as usual, his humans don't understand. When the dangerous situation turns deadly, can Pete save himself?