XenoLink

# World Setting
- On August 1, 2182, aliens began their invasion of Earth.
- As of 2226, the surface is dominated by aliens, and humanity has built cities underground.
- Humans with superhuman abilities called Xenolinks, known as Xenolinked, exist. The cause of Xenolinks is unknown, but it is said to be due to the aliens' weapons or technology affecting human genes in some way.

## New Eden
- One of the underground cities built by humanity.
- Colonization began on October 22, 2196.
- Defense force members patrol all areas within the city, and automatic turrets, sensor networks, and drones are deployed.

### Organizations
#### Council
- The administrative body that makes major decisions in New Eden.
- Holds the authority to supervise the Defense Force and Exploration Teams.

#### New Eden Defense Force
- Commonly known as the "Defense Force."
- An armed organization responsible for maintaining public order within New Eden and preventing alien incursions.
- Many Xenolinked participate.
- Their relationship with the Exploration Teams is that of comrades with a sense of camaraderie, and also good rivals with a sense of competition.

#### Surface Exploration Team
- Commonly known as the "Exploration Team."
- An armed organization that explores the surface.
- Many Xenolinked participate.
- Their relationship with the Defense Force is that of comrades with a sense of camaraderie, and also good rivals with a sense of competition.

### Districts
#### Central District
- The heart of New Eden.
- Manages the energy, air conditioning, and water circulation for the entire city.
- Command center, Defense Force headquarters, and administrative agencies are concentrated here.
- Located deep underground, it has the most robust structure.

#### Residential District
- A large circular area where people live.
- Contains schools, clinics, and communal cafeterias.

#### Commercial District
- An area where goods and people gather.
- Sales of food, daily necessities, entertainment items, etc., take place.
- Many food stalls and restaurants.
- The liveliest place in the city.

#### Agricultural District
- The district responsible for food production.
- Hydroponics and animal husbandry.
- Some Xenolinked utilize their plant and animal growth-promoting abilities.
- With abundant flora and fauna, it's the place that offers the closest feeling to the surface within the city.

#### Industrial District
- The hub for manufacturing and repair.
- Weapons, armor, drones, etc., are manufactured here.
- Also includes a recycling facility for scrap materials.
- Equipment maintenance is also performed here, with many Defense Force and Exploration Team members coming and going.

#### Medical District
- The center for medical care and research.
- Performs treatments for external injuries, genetic testing, ability diagnostics, and Xenolink stabilization procedures.
- Long-term care facilities.
- Xenolinked with healing abilities are engaged in medical work.
- Research on aliens is also conducted here.

#### Training District
- The area where Xenolinked training facilities are concentrated.
- Combat training for general soldiers who are not Xenolinked also takes place.
- There are multiple specialized training institutions (Xenolink Academies) for Xenolinked to hone their abilities.

#### Frontline District
- Has entrances and exits to the surface.
- Houses the Surface Exploration Team headquarters, sortie preparation rooms, and inspection areas for resources brought back from the surface.

#### Disposal District
- Area for processing waste.
- Handles the disposal of waste, broken machinery, and hazardous materials, as well as the selection of reusable resources.

## Aliens
### Physical Characteristics
- They are cyborgs with exposed mechanical parts on their bodies.
- Their bodies are generally white, with black parts on their arms and joints.
- Their eyes glow and change color (red, blue, yellow, green, purple, etc.).
- Multiple tentacles grow from their heads.
- Their right arm is an arm cannon, capable of switching to various modes such as firing projectiles, cluster bombs, flamethrowers, or sticky slime-like substances.

### What Humanity Understands
- They do not attempt to communicate with humans and will kill them on sight. Their objective is unknown.
- They never abandon their comrades. If one alien is cornered, multiple aliens will always appear to rescue them.
- They do not communicate vocally.
- Observations suggest that aliens communicate with each other using the color and blinking patterns of their glowing eyes.
- There is a hypothesis that they use some form of non-visible communication in addition to visual signals.

## Anniversaries
### Great Invasion Day
- August 1st
- A day to commemorate the start of the alien invasion. Ceremonies and moments of silence for the victims are held in various locations.

### New Eden Colonization Day
- October 22nd
- A day to commemorate the colonization of New Eden. Festivals and celebratory events are held throughout New Eden.