

To the dismay of the TAC, Kaede Kunikida suddenly disappears. Meanwhile, the young school child Momiji Fujiyama is attacked by a strange man, hellbent on killing her. But why is he doing this? After surviving the attack, Momiji's school is filled with monsters, but the strangest thing of all is that people think she's some sort of princess.
To the dismay of the TAC, Kaede Kunikida suddenly disappears. Meanwhile, the young school child Momiji Fujiyama is attacked by a strange man, hellbent on killing her. But why is he doing this? After surviving the attack, Momiji's school is filled with monsters, but the strangest thing of all is that people think she's some sort of princess.
Things get even more confusing for poor Momiji when a man named Mamoru Kusanagi arrives, but when she learns that he is there to protect her from these strange monsters (Aragami), she feels safer. Little does she know Kusanagi hasn't decided to save her or sacrifice her. Meanwhile, the TAC rush to the scene with an experimental creation that may defeat the terrible Aragami.