| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Scholar (Scientist). |
| 1 |
20 |
Win a prestigious prize for Green Kerran's work. |
| 1 |
22 |
Promoted to Scholar (Scientist) rank 1. |
| 2 |
22 |
Continued as Scholar (Scientist). |
| 2 |
23 |
Make a breakthrough in Green Kerran's field. |
| 2 |
26 |
Promoted to Scholar (Scientist) rank 2. |
| 3 |
26 |
Voluntarily left Scientist |
| 3 |
26 |
Became a Drifter (Scavenger). |
| 3 |
28 |
Nearly killed. Owe 35,000 for medical bills. |
| 4 |
28 |
Became a Citizen (Colonist). |
| 4 |
29 |
Green Kerran gain experience in a technical field as a computer operator or surveyor. |
| 4 |
32 |
Promoted to Citizen (Colonist) rank 1. |