Irishman Rick O'Shea decides the time has come to give up his life of banditry and return to his own country - but his plans are thrown into disarray when, at the urging of a priest, he delays his voyage in order to undertake the rescue of a child being held to ransom across the border in Mexico. Caught between a vicious band of cutthroats on one side and a crooked lawman on the other, O'Shea's chances of getting back to Ireland in one piece seem to dwindle by the minute...