A stray cat (Scotty) has to travel with a pet cat (Katie) despite his desire to return to his territory, but when he gets home, he realizes that living with those he loves is better than living alone.

While visiting a diner in Nevada in 1958, the Doctor finds an alien artifact and ends up on a mission to save the Rivesh Mantilax from the danger of the Viperox and the U.S. Military.

Sonni Griffith, a top US Secret Agent must protect a witness as he crosses Europe.