While Tropical Storm Allison brings one of the worst floods to hit Houston rages outside, the staff of Hermann hospital races against time to ensure hundreds of patients are evacuated safely.
When a professor develops a vaccine that eliminates human allergies to dogs, he unwittingly upsets the fragile balance of power between cats and dogs and touches off an epic battle for pet supremacy. The fur flies as the feline faction, led by Mr. Tinkles, squares off against wide-eyed puppy Lou and his canine cohorts.