Casual Friday is the story of hit man John Lagoâs very first assignment as a recruit with Human Resources, Inc., a placement agency that sends assassins, disguised as interns, to take out high-level targets under cover of corporate invisibility. John will go on to become the most successful âinternâ in HRâs history. You can read more about his career in The Internâs Handbook, a full-length thriller that will be published on April 8, 2014.