| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 1 |
19 |
Tatpepa Sasat is blamed for an accident that causes the death of several crew members. Tatpepa Sasat's guilt drives Tatpepa Sasat to excel. |
| 2 |
19 |
Became a Scholar (Physician). |
| 2 |
20 |
Assigned to work on a secret project for a patron or organisation. |
| 2 |
23 |
Promoted to Scholar (Physician) rank 1. |
| 3 |
23 |
Continued as Scholar (Physician). |
| 3 |
25 |
Refused to perform research that goes against Tatpepa Sasat's conscience. |
| 3 |
27 |
Promoted to Scholar (Physician) rank 2. |
| 4 |
27 |
Continued as Scholar (Physician). |
| 4 |
28 |
Win a prestigious prize for Tatpepa Sasat's work. |
| 4 |
31 |
Promoted to Scholar (Physician) rank 3. |