我最近迷上了这部日本漫画《Gantz》，一口气看完了全部章节。

I recently got addicted to this Japanese ___Gantz manga and finished all the chapters in one go.

主角死后被传送到一个神秘房间，那里有一个名为Gantz的黑色球体。

After death, the protagonist was transported to a mysterious room with a black sphere called ___Gantz.