Jerry, the Mouse from H.U.N.G.E.R., sets out to find the food guarded by Tom, the Cat from T.H.R.U.S.H.

Tom isn't sleeping well and keeps having nightmares about getting beat up by a bulldog.

Tired of his old experiments failing to catch Jerry, Tom gets an idea to revise one of them.

Jerry and another mouse give Tom a rough time as they pull pranks on him.

Tom's master enrolls the cat in a special school to improve feline skills. Tom soon discovers he is in big trouble when Jerry takes over the class on mouse-catching.

Jerry gets a dog to beat Tom up and he ends up in the hospital with the dog clinging to him by the teeth.