Sarah Ashburn, FBI agent is extremely ambitious and has her eye on R & ouml; promotion, but she does not get along with her colleagues.  She was sent to Boston to the identity arrow Xenical t of fl navigation use to reveal chtigen drugs, Mr. Larkin, with the invention of his lawyer, Roxas and it is said that Shell have a good chance at F & ouml; promotion when she finds Larkin .  When she arrives in Boston, she learned that Larkin is eliminating its competitors and take their operations.  It is that Rojas Boston learned PD prison and goes to see him to ask him what he navigation use about Larkin knows, but warned that the officer, Rojas arrested, Shannon Mullins is very territorial, and she is not sociable .  If the two do not meet, they get along.  If Mullins finds out why Ashburn in Boston, she decided to find yourself Larkin.  Ashburn is by her boss said, working with Mullins, but it will not be easy, because Ashburn not to work from the book, w Xenical while Mullins not his way to work.