"While no cat can be called ordinary, Leonard is definitely no ordinary cat. In fact, he is an alien, sent on an earthly sabbatical and mistakenly given the body of a rather scruffy stray. Rescued by animal lover Olive, Leonard does his best to study the humans he hoped to join while contending with the indignities of hair balls, kitty litter, and a compulsion to shred the curtains. And as he collects experiences - shared cheese sandwiches, jokes,...

A cat comes out of the night to steal the hearts of two sisters who look forward to his sleeping on their beds, until one day Charlie doesn't come home and they learn a surprising secret about him.