| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Army (Infantry) with the new title Private. |
| 1 |
20 |
Commanding officer takes an interest in Selena Castillo's career. |
| 1 |
22 |
Promoted to Army (Infantry) rank 1 with the new title Lance Corporal. |
| 2 |
22 |
Voluntarily left Infantry |
| 2 |
22 |
Became a Scholar (Scientist). |
| 2 |
25 |
Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 2 |
26 |
Promoted to Scholar (Scientist) rank 1. |
| 3 |
26 |
Attempted to change assignments. |
| 3 |
26 |
Failed to qualify for Physician (Scholar). |
| 3 |
26 |
Continued as Scholar (Scientist). |
| 3 |
29 |
Make a breakthrough in Selena Castillo's field. |
| 3 |
30 |
Promoted to Scholar (Scientist) rank 2. |