NCIS Season 4
Emily and Tobias are together at "My First Makeover" when she is spoken to by Derrick Paulson before he confronts Fornell about his case. She is later dropped off to Diane.
In Angel of Death Tobias is picking Emily up from his ex-wife when Gibbs meets him to discuss polygraphs that had been scheduled for all NCIS personnel.
NCIS Season 11
In Devil's Triad Emily appears in Gibbs' front room after discovering that her parents are sleeping together again. She accompanies Gibbs back to the MCRT after sleeping over and after Bishop stops Gibbs just out of the elevator she tells her she needs to relax. She and her parents get into shouting match about their new relationship even revealing that she had put a keystroke logger onto their Facebook accounts. Later Emily is kidnapped by Elijah Banner as he is setting up his exit plan. When she is found and taken back to the squad room she reveals that she planted her watch on Elijah so that the team could catch him.
NCIS Season 12
NCIS Season 13
NCIS Season 14
NCIS Season 16
NCIS Season 18
In Winter Chill Emily dies of a drug overdose.