A widowed field mouse must move her family — including an ailing son — to escape a farmer’s plow. Aided by a crow and a pack of superintelligent, escaped lab rats, the brave mother struggles to transplant her home to firmer ground.

Now the world champion, Rocky Balboa is living in luxury and only fighting opponents who pose no threat to him in the ring. His lifestyle of wealth and idleness is shaken when a powerful young fighter known as Clubber Lang challenges him to a bout. After taking a pounding from Lang, the humbled champ turns to former bitter rival Apollo Creed to help him regain his form for a rematch with Lang.