Lt. Jan Anderson is the newest security officer aboard the USS Enterprise. he joins the crew at a time of moounting tension between the Federation and the Klingon Empire.
Previous battles have been inconclusive, but Starfleet Command fears that the klingons are gearing up for a major offensive. The Enterprise would be on the front lines of an all out interstellar war.
But Lieutenant Anderson has a secret. he is actually a klingon infiltrator assigned to sabatage , His mission is to kill Capt. James T. Kirt.