Fiona-127 was a female Class I Spartan-II. She was abducted in 2517 along with the 75 other candidates for the program. She was assigned to Purple Team where she specialized with CQC, particularly knife fighting. She along with most of her teammates was killed during the process. She was placed in cryogenic sleep along with the other killed candidates. She remained this way for twenty-seven years until in early 2552 when she was resuscitated by ONI scientist Doctor Alice Grey. She was assigned to the Spartan-III Pauldron Team with AAG operator Stephen-A111 and intelligence operator Zac-B134.