Plot summary
Fusco is assigned to the new number, supermodel Karolina Kurkova. Meanwhile, Carter is asked to interrogate the four suspects in jail. Elias offers to help Reese, but Reese refuses, to avoid the attention of the FBI. Finch bribes a suspect to blame one of the other men, but after another suspect is killed by a government assassin named Hersh, Agent Donnelly suspects the real man is Reese. Donnelly incites a brawl involving Reese to get him to reveal himself, but Elias breaks it up, saving Reese and preserving his identity.
Carter questions the last suspect to provoke him, falsely identifying him as the man in the suit and securing Reese's release. Later, Reese visits Carter and thanks her, but Donnelly arrests Carter for conspiracy and Reese for murder, having deduced the truth from Carter's defense of Reese. The Machine informs Finch the next number is Donnelly and he tries to warn him as a truck hits Donnelly's car. Kara Stanton walks out, killing Donnelly and sedating Reese.
Credits
Adapted from Wikipedia contributors, Person of Interest season 2. HTML formatting and reference markers removed.