Christine is the daughter of Michael Greene (1944-2024), a historian and formerly an instructor at the Naval War College of Newport Rhode Island, and Carla DelVecchio-Greene (1962-2032), a literature professor at Brown University and former Miss Massachusetts, and former Mrs. Rhode Island. Christine is the youngest of four daughters. Her eldest sister, Nancy, is a prominent sex therapist is Boston. The two middle sisters, Allison and Maria and both naval officers.

All four Greene girls were brought to the orbital platform in 2012 and all were approved for genetic modification. Christine had the highest H.E.R. of the four. They all had exceptional pheromonal ratings with Nancy’s being the highest.

After high school, Christine studied history at the College of the Holy Cross while completing her officer’s training with the school’s Naval R.O.T.C. program. She transferred to the Marine Corps after graduation and was sent to Iraq and put in command of a platoon. After twelve months of exemplary service, she was promoted to 1st Lieutenant and made executive officer of the company. After two more years, she became a captain and company commander, retiring at that rank one year later.

Christine received a second modification performed at Homestead in 2016 a few months after arriving in Iraq and displayed an impressive increase in her scoring. A third modification was performed at the M.I.R. after her hire.

After retirement, Christine moved to Florida and was hired by the Hoagland Institute’s security department.   She was assigned to the ‘A’ position on Strike Team 3 under Miriam Del Fuego.  During the Battle of Celestra Cay, she lost her left eye and was given a cosmetic glass replacement.