A tale of revenge and its consequences that deals sensitively with absent parents, new stepparents, and bullying—while also being laugh-out-loud funnyAs a soldier"s daughter, Romola has been to six schools in eight years, always having to make new friends—and now enemies. Meanwhile, Sebastian"s mother is about to make the biggest mistake of their lives, unless Sebastian can find his dad in time to stop her. Thrown together by chance, these two 13-year-olds set out to even the score. But once that big old ball of revenge starts rolling down the hill, there"s not an awful lot they can do to stop it, or is there?