The postman is turned into a dog when Lily and Imogen's assignment goes wrong. The dog goes missing and Kyra needs to the dog whisper to find him.
- Animate Inanimate Object: The DMI has tried to remove the magic letterbox but it keeps coming back.
- Animorphism: There is a magic letterbox which temporarily transforms a postman into a dog.
- Speaks Fluent Animal: Kyra's ability to communicate with Doris the dog proves instrumental here.