|Inside the Zoo Mission|
| Aliens vs|
|Start of the Mission||G Chapter 1|
|End of the Mission||G Chapter 8|
|Mission Duration||8 Chapters|
Gruesome Aquarium Park Mission
The Inside the Zoo Mission is the first mission we see in the series. The mission last from chapters to of the manga, In this arc, , die and find themselves for the first time inside the being forced to hunt and survive mostly dangerous aliens.