| July 2021 | ||
| 28/07/21 | The alliance 求其SE (today: SE) was founded. | |
Founding members::  Asurada11 and 小獸B. | ||
 The alliance reaches a population more than 1,000. | ||
| 29/07/21 | The alliance is now known as SE. | |
| August 2021 | ||
| 23/08/21 | The alliance reaches a population more than 5,000. | |
| 29/08/21 | The alliance SE was canceled. | |