I've always enjoyed Ally Carter's popular spy-boarding-school Gallagher Girls books, not least because they have such awesome titles (I'd Tell You I Love You But Then I'd Have To Kill You, Cross My Heart And Hope To Spy, Don't Judge A Girl By Her Cover) – they are fun, peppy reads which prioritise girl friendship, spy skillz, loyalty and awesome adventure over boys and romance, though there's a bit of the latter as well.

Heist Society blows Gallagher Girls out of the water.

The premise is...