Humanity's creators are a race of aliens known, among their human allies at least, as "the Ethicals."

The story concerns a race of identity-stealing aliens known as the Chameleons.

In the novel, a young girl must endure puberty while also having to face a strange and new world populated by aliens known as Archbuilders.

In the distant future, the war between the human race and the aliens known as the Gamilons has destroyed the Earth.

This sparked a disastrous global conflict between humans and the aliens known as the Pale Wars.

The game takes place in the future, years after an armada of aliens known as the Ghen made contact with human beings.

In the year 2090, Earth has suddenly become the target of deranged aliens known as the Cranassians.

They meet Yacker, who comes from a species of aliens known as Wisps.

The aliens, known as Xilians, say that they are friendly and have eliminated the monsters.

But a third army has been attacking both sides: noble, insectoid aliens known as the Metatraxi.