In Terra Formars Revenge, the crew members of the Annex I continue to fight against Terraformars—the large humanoid cockroaches that evolv...

During the 21st century, humanity attempted to colonize Mars by sending two species which could endure the harsh environment of the planet t...

In the five hundred years since Earth's environment was destroyed and the planet came to be known as Terra, humans have created a society in...

Specials set six months after the end of Tenpou Ibun Ayakashi Ayashi.