"When a mysterious bag is left on Lulu's doorstep, the last thing her grandmother expects to be in it is a cat--a huge, neon orange cat. But Lulu knows this cat doesn't mean any harm and in fact it needs a lovely new home"--

The four Conroy sisters spend a wild summer at the seaside with Big Grandma, who tries to break them of their reading habit by substituting fresh air and hard work for books and gets unexpected results.