| Term | History |
| 1 | Became a Worker at age 18 |
| 1 | Advanced training in a specialist field. |
| 2 | Voluntarily left Worker |
| 2 | Became a Field Researcher at age 22 |
| 2 | A disaster or war strikes. |
| 2 | Injured. |
| 2 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 3 | Continued as Field Researcher at age 26 |
| 3 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 3 | Promoted to rank 1 |
| 4 | Voluntarily left Field Researcher |
| 4 | Became a Barbarian at age 30 |
| 4 | Severely injured. Owe 5,000 for medical bills. |
| 5 | Became a Law Enforcement at age 34 |
| 5 | Is now a Rookie |
| 5 | Severely injured. Fully recovered. Owe 2,500 for medical bills. |
| 6 | Became a Surveyor at age 38 |
| 6 | Lost eye or limb. Fully recovered. Owe 10,000 for medical bills. |
| 7 | Returned to Barbarian at age 42 |
| 7 | You do not know what happened to you. There is a gap in your memory. |
| 8 | Became a Flight at age 46 |
| 8 | Is now a Crewman |
| 8 | Nearly killed. |
| 9 | Switched to Line/Crew at age 50 |
| 9 | Lightly injured, no permanent damage. Fully recovered. |
| 10 | Aging Crisis. Owe 20,000 for medical bills. |
| 10 | Continued as Line/Crew at age 54 |
| 10 | Advanced training in a specialist field |
| 11 | Aging Crisis. Owe 60,000 for medical bills. |