<P> Prentiss is shown to be an extremely competent, level - headed agent . She is not as affected by the nightmares that come with the job and manages to keep her cool in hostile confrontations . She is also shown to put herself in the line of fire, for example, volunteering to enter into the unsub's house to rescue his young boy, and sacrifice herself for her teammates, as she did for Spencer Reid once in the season 4 episode, "Minimal Loss". She does not act rashly and there was only one rare occasion where she allowed her personal feelings interfere with investigations . It has been mentioned by Morgan that she has problems trusting others, preferring to handle things independently instead of asking others to help, but it was revealed that this reluctance is due to her long background as an undercover agent . </P> <P> In the sixth season, Agent Prentiss is notified by her former superiors at Interpol that a man named Ian Doyle has escaped from prison in North Korea . Later, after returning home from work, Prentiss receives several hang - up calls on her home phone from an unknown caller . Upon her return home on a subsequent night, she finds an anonymous gift on her doorstep, containing a single purple flower . She experiences a flashback to a past undercover job in Italy, during which she was acting as his girlfriend and surveiling Doyle . Recognizing that the gift of the purple flower means Doyle knows where she lives, Prentiss flees . In "Coda", Prentiss enlists two former Interpol colleagues in hunting Doyle . Tsia Mosely, one of her Interpol colleagues, gets shot in the head by Doyle while visiting someone . At the end of that episode, Prentiss sneaks out of a meeting in order to save her BAU colleagues from Doyle . </P> <P> At the beginning of "Lauren", it is revealed that Prentiss had been a spy eight years previously, on a task force profiling terrorists; while undercover, she met Ian Doyle (an arms dealer) and became his lover . Her betrayal of Doyle led to his arrest and subsequent imprisonment, including time in a North Korean prison . Prentiss tracks down Doyle in Boston and tries to kill him, but he takes her hostage . Later, Rossi realized that she left their team meeting suddenly in order to protect them from Doyle as it was Prentiss that Doyle was after . Hotch says they will treat Doyle as an unsub and Prentiss as his victim, and profile them just as they would in any other case . </P> <P> They eventually track them down to an abandoned building in Boston and arrive with a SWAT team . Prentiss reveals to Doyle that his son, whom Doyle believed had been killed, is actually alive, and that she staged photos of executing the boy in order to get Doyle to break under interrogation in North Korea . After an intense fight, Doyle manages to stab Prentiss in the abdomen with a broken table leg . Even though she is dying, she refuses to tell him where his son is hiding, and Doyle escapes shortly before Morgan reaches her . In the hospital, the BAU team is notified that Prentiss has died . They are seen attending her funeral . The last scene, however, reveals she is alive and in Paris, where JJ meets her and gives her an envelope with "passports from three different countries, and a bank account in each one to keep (her) comfortable". </P>

Who died at the end of season 8 criminal minds