. >> but michelle soon discovered that leah mullen came with boundaries.y, he told her, he couldn't spend time with her outside of the hours of 9 to 5. >> he didn't warn me that a lot of nights and weekends, he wouldn't be available. >> do you think it is off putting? >> i thought it was bizarre. >> liam explained his odd schedule was related to his nighttime work with the medical software company. it still bothered her. why could he barely send her a text while on the job. -- >> it's kind of what i started to use. on the map and off the map, the blackout times. >> when michelle asked liam about why he was so distant, he's slowly began to reveal some jaw-dropping information. his true line of work was into computers. he took out his phone and pointed to some letters at the top of the screen. >> it just as uk. he says, this is uk because i work for the british government. >> leah mullen went on to describe his assignment for the british ministry of defense as a glorified chauffeur, shuttling foreign dignitaries, other vips, back and forth between new york a