Nikolaj is now an civilian, and likes his new job as preschool-teacher. Timo is seperate from his Wife Lonnine, and the social workers threats to break his rigtg to see his son Heino. If is not pay five yeas "child-support-money" with he has not paid. One day the brother father Arno, dies and they find out the have an unknowen brother in Italy, with is the sole seated legacy to the motorcycle, and the heist goes to steal it.

The snake crown is stolen (or taken back) from the Knight Templars by the earth worshippers of Crete; the three kids try to retrieve it on behalf of the Knight Templars.

The Olsen-Gang must carry out an entrusted task for the Prime Minister's Office itself: H.C. Andersen's original quill must be stolen from the Danish Export Museum, supposedly for the Kingdom's safety and good reputation. But Hallandsen has again taken Egon's ass. There is nothing less than the Danish national feeling, Egon's honor and 30 million at stake. But Egon has a plan - he needs a drill, a glass of honey, a bottle of organic prune juice and a good pile of dead rats. Christiansborg is put on the other end, the metro is delayed more than usual and the Queen's guards suddenly dance the cancan.

The third and final feature based on the acclaimed Danish TV series finds Frank turning 50 so Casper invites him to Iceland on a boys' trip. Naturally, the trip does not go quite as planned.