The Devil's Game Starts with a Hellish Level

Unlimited flow + survival Niu Ben, a top student, received an invitation letter from a scientific research institution during the summer vacation. He came to this place for money. Forced to participate in a game at the cost of life, the rules are cold and simple. Only by constantly completing the game can you survive. Are you abandoning your humanity and becoming a devil? Or should we retain our humanity and stand on the side of mankind?