A group of children fleeing Napoleon's armies attempt to protect a mountain escape route from being discovered by a pursuing French platoon.

With their headmistress under lock and key in her majesty's prison, the St Trinian's girls find themselves under the protection of the army. However, when the sixth form take a fancy to winning a trip to Italy through means fair or foul, the army discover this is one battle they can't win. Let loose in Europe, it is not long before St Trinian's have succeeded in endangering European relations.

After the alleged suicide of her priest brother, Grace travels to the remote Scottish convent where he fell to his death. Distrusting the Church's account, she uncovers murder, sacrilege and a disturbing truth about herself.

A detective tracking a stolen gem begins to suspect there's more to the case than just theft.

Petty thief Willie Frith steals a suitcase full of bank notes, only to find out that they have been given all the same serial number. But this is only the start of his troubles, now he has to find a way of changing the notes, so he can impress the barmaid of his local pub.