Global changes occur and trials come. Lin Yuan traveled through time and became a top student, but when choosing a career, he accidentally chose an auxiliary career. The principal fainted on the spot and the whole school laughed at him. Until the peashooter he planted exploded the zombies with one shot, he cleared the level at the speed of light in a record-breaking manner, and received a full-level rating, and the entire network was instantly excited. While others were still digging holes to hide zombies, he had already turned the training ground into his own back garden!
