| Term |
Age |
History |
|---|
| 1 |
12 |
Failed to qualify for University. |
| 1 |
12 |
Became a Dolphin Civilian (Nomad). |
| 1 |
14 |
Williams Mason fail to rescue a high-status swimmer who was lost at sea. |
| 1 |
16 |
Promoted to Dolphin Civilian (Nomad) rank 1. |
| 2 |
16 |
Voluntarily left Nomad |
| 2 |
16 |
Became a Dolphin Military (Underwater Commando) with the new title Private. |
| 2 |
18 |
Participate in a major sea battle |
| 2 |
20 |
Promoted to Dolphin Military (Underwater Commando) rank 1 with the new title Lance Corporal. |
| 3 |
20 |
Continued as Dolphin Military (Underwater Commando). |
| 3 |
23 |
A brutal amphibious warfare campaign forces Williams Mason to spend as much time fighting out of water as in. |