Scarlett is excited to be moving to the countryside, especially as it means she will finally get a pet. She chooses Bootle, a ginger kitten with four white socks, and the two of them become best friends. Then Scarlett has to start at her new school. Bootle tries following Scarlett to school each day. But one day there's a heavy rainstorm, and the two become separated. Will Scarlet be able to find Bootle in the storm?