Helen Brown wasn't a cat person, but her nine-year old son Sam was A week after Helen agreed to let Sam have a kitten, Sam was killed in a road accident Not long after this, a little black kitten was delivered to the family's doorstep Helen was ready to send her back, but Sam's younger brother, Rob, identified with the kitten who'd also lost her brothers Stroking her, it was the first time Helen had seen him smile since Sam's death There was no choice, the kitten — dubbed Cleo — had to stay Cleo's immense character slowly taught the family to laugh again, giving them hope of getting back to normal