| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Scholar (Field Researcher). |
| 1 |
19 |
Make a breakthrough in Madge Barnes's field. |
| 1 |
22 |
Promoted to Scholar (Field Researcher) rank 1. |
| 2 |
22 |
Voluntarily left Field Researcher |
| 2 |
22 |
Failed to qualify for University. |
| 2 |
22 |
Became a Drifter (Barbarian). |
| 2 |
25 |
Drafted into Engineer/Gunner |
| 2 |
26 |
Promoted to Drifter (Barbarian) rank 1. |
| 3 |
26 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 3 |
27 |
Gained a contact. |
| 3 |
30 |
Commissioned in Navy (Engineer/Gunner) with the new title Ensign. |
| 4 |
30 |
Continued as Navy (Engineer/Gunner). |
| 4 |
34 |
During a battle, defeat or victory depends on Madge Barnes's actions. Madge Barnes actions lead to an honorabe discharge. |
| 4 |
34 |
Promoted to Navy (Engineer/Gunner) officer rank 2 with the new title Sublieutenant. |
| 5 |
34 |
Continued as Navy (Engineer/Gunner). |
| 5 |
35 |
Special assignment or duty on board ship. |
| 5 |
38 |
Promoted to Navy (Engineer/Gunner) officer rank 3 with the new title Lieutenant. |
| 6 |
38 |
Continued as Navy (Engineer/Gunner). |
| 6 |
39 |
Vessel participates in a diplomatic mission. |
| 6 |
42 |
Promoted to Navy (Engineer/Gunner) officer rank 4 with the new title Commander. |