Няколко души от елитен ударен екип нахлуват в жилищното помещение на офицер във флотска база "Холи Лок" в Шотландия и отвличат бебето Джими. Похитителите не оставят след себе си следи, а само една поема.

Harm & Mac are sent to Belfast, Ireland when the child of Navy Lieutenant Nivens suddenly turns up missing and a note left behind indicates it was taken by Lorcan Barnes of the Irish Republican Army (IRA), who also happens to be the child's father.

Arriving in Belfast, Harm & Mac are immediately at odds with the Royal Police, when they suggest ""negotiating"" with the IRA for return of the baby. Not finding much help, they go and search out the IRA on their own. Directed to a bar & told to ask for a particular type of beer. While playing darts, a man showing Mac the proper way to throw a dart whispers in her ear to go to an abandoned storefront. With the Royal Police tailing them, Harm and the baby's mother risk going to the storefront, while Mac boards a bus and leads the Police away from Harm.

Il rapimento del figlio di un'ufficiale della marina avuto da un leader dell'IRA costringerà Harm e Mac ad andare in Inghilterra per ritorvarlo.

Harm et Mac enquêtent sur la disparition du fils d'un officier en Irlande du Nord. Ils orientent leurs recherches vers l'IRA...

Unbekannte haben in Schottland das Baby der dort stationierten Offizierin Linda Nivens entführt. Es stammt aus ihrer Beziehung mit dem Iren Lorcan Barnes, dem Linda die Ehe verweigert hatte, als sie erfuhr, dass er zur IRA gehört. Harm Rabb und Sarah MacKenzie fliegen nach Belfast, um den Fall aufzuklären. Sie sind ganz auf sich allein gestellt, denn die beiden Polizeiinspektoren Graham und Hutchenson sind extrem unkooperativ.

Harm y Mac son los encargados de llevar a cabo la investigación del secuestro del hijo de un Teniente de la base en Irlanda del Norte. Las pruebas les lleva hasta un líder del IRA.