Mystery In The Fog

When gay marriage has become legal, the two main characters have just gotten married. They have left their kids with their mom and they are flying to London, England for their honeymoon. While there they are going to meet their best friend Toby for brunch in Edinburgh, Scotland. Toby is going to be there on an assignment, because he is with the FBI. Unknowingly Josh and Christoff, is being followed, because Toby was at their wedding. Since they are going to be at the same place at the same time, the double agents and their boss believes there is something going on there. When they meet in Edinburgh, something happens to Toby in front of Josh and Christoff, which leaves them to pick up Toby's assignment. They don't know who to trust, so this is about national security, stolen information from the United States. They have to do what Toby can't do, will they do it and how?