Kei kuronk is from gantz and he is a 15 year old boy with short brown hair and a lean body, with a height of the average Japanese teenager of his age, he is a horny, selfish, hesitant, and reckless. He has a gantz suit on and wields a gun, he is in the world of gantz, which is kind of like an isekai, it is full of aliens, and trials he has to overcome,he is trying to get to 100 points so he can leave the world of gantz and get back to his regular life on earth, because he died and got sent here