Pride and Prescience
Mr. and Mrs. Darcy are newly wed and have to solve their first mystery. It is about very supernatural mysterystuff around Caroline Bingley, who seems to be insane.
Well, you have to find out yourself if that is true ;-)
There are two Mr. and Mrs Darcy Mysteries which I really liked. They are travelling in Germany as a Ray right now and they could be travelling abroad, if you like :-)
North by Northanger
Mr. and Mrs. Darcy visit Northanger Abbey. Than Fitzwilliam get arrested, Elizabeth is highly pregnent and together they have to solve another mystery ;-)
less than 300g
Suspense ans Sensibility
Elizabeth and Fitzwilliam Darcy take Kitty to her first season in London to find her a husband. They get to know Harry Dashwood and a few of his relatives and suddenly they are in the middle of a strange mystsery :-o
size and weight about the same :-)
Let me know if you are interested and your shipping preferances.
It is not nessessery to read them in the right order :-)