Kill the City (Gantzo) is a Japanese Gantzo is a comic book by Japanese manga artist Hiroshi O, and is also the original work of animation and game works. It was serialized by YOUNG JUMP, a weekly comic book magazine of Japan Jiyosha, from the 31st of 2000, and was serialized every other week until the 29th of 2013, with a cumulative circulation of more than 19.9 million comics.

Kill the City game background: is about the accident High school student Kurono Kei was sent to a mysterious black planet "GANTZ", and also to this planet together with the human, with the alien aliens to start the battle, to "adapt to the Japanese SF" as the goal, reality and non-realistic world view, can also be called unreasonably tense Tension (important characters suddenly died), personality overflowing characters and so on gathered popular.

The story takes place in " GANTZ" the mysterious world, the protagonist is a high school student Kurono Kei, he and his friend Katsu Kato in a rescue process, suffered an accident and both died, but things did not end, they died in the instant was sent to a mysterious sealed room, through the windows of the room can still see the Tokyo Tower, but can not get out of this room.

In this room, they saw many people who should be dead, there are hooligans, PLMM, office workers, politicians, etc., they are reborn? It seems that everything is not so, there is a black sphere in the middle of the room, suddenly lit up, issued a command, the strange black ball gives them a new life, but in exchange for the price is that they complete the task of killing monsters, they are in the brutal killing battlefield began to escape the killing-like killing life.

What is GANTZ?

According to the truth The question and answer in the room can be known, in a distant place has a gradually into the destruction of the galaxy, so the galaxy residents began to migrate to other galaxies, but their first migration failed, so the second migration target will choose the Earth.