Erin Toner is a former Petty Officer who served on the U.S.S. Eisenhower who joined the Navy in hopes of finding a husband for herself. However, she later seduced Petty Officer Ted Martínez into helping her plan a robbery of the ship's safe which they later did with the unwilling help of Lieutenant Mark Schilz who helped them carry out the crime. After he had completed the task, they both killed him, dumped his body in a mailbag which they then dragged through the ship before placing it into a cargo pod. After being taken into NCIS custody, she was jailed for her crimes.