tells Abby she was being harsh because of her own long history of being around alcoholics who refused to clean up their lives. Abby goes to Croatia and confesses her blackout and subsequent actions to Luka. Luka is angry that she cheated on him and put their son's life in danger. When they return to the States, he decides to move out of the apartment, though he does not seek separation or divorce papers. He decides to work at a long-term care facility and soon has a change of heart about Abby's mistake, especially after a tense conversation with Dr. Moretti. Moretti also attempts to apologize to Abby, but she coldly rebuffs him. At the conclusion of the 14th season, it would appear that Abby and Luka are willing to continue to work on their marriage, with Luka forgiving Abby with a kiss. Abby's happiness at this is tempered when the ambulance she walks past explodes, jarring her and mortally wounding her friend and colleague Dr. Gregory Pratt. At the beginning of the 15th season, we learn that Abby has sought a position at a hospital in Boston where she and Luka plan to move with their son for a new start. In the third episode, Abby's secret that she has accepted the job and resigned from County is slowly revealed to the others in the ER, although Abby asks them to keep it secret because she does not want it to be a big deal. Long-serving nurse Haleh Adams shows the departing Abby a closet wall where all the past doctors and employees have put their locker name tags. Abby then adds both hers and Luka's tags to the wall. Abby finally leaves, saying goodbye to most of the staff who are gathered in the ambulance bay. She is picked up by Luka who has arrived in his car with their son. Career as a doctor In 2003, Abby starts her final year of medical school and newcomer Samantha Taggart replaces her as the central nurse character on the show. As both a nurse and later a doctor, Abby has a tendency for sarcasm towards troublesome patients (and her co-workers), but she exudes gentleness and security as well. Although she is not as intellectually gifted as Neela Rasgotra, John Carter, or Gregg Pratt, she has many years of experience and one of the highest patient-satisfaction scores. It is a