Ken Kaneki, a bookworm college student, meets Rize, a girl his own age with whom he shares many interests.

Emma, Norman and Ray are the brightest kids at the Grace Field House orphanage. And under the care of the woman they refer to as “Mom,” all the kids have enjoyed a comfortable life. Good food, clean clothes and the perfect environment to learn—what more could an orphan ask for? One day, though, Emma and Norman uncover the dark truth of the outside world they are forbidden from seeing.

Aliens replace middle-aged Inuyashiki's body with a combat robot. He uses it to fight high schooler Shishigami, who's using the same power selfishly.