The Realm of Sin in Utopia

China, Ye Yuxuan, an ordinary high school student in North China, One night during the summer vacation, I accidentally received a strange express delivery, a piece of paper and an hourglass. There were three bright red words on the hourglass: 72h There was a line written on the paper: Yuxuan, save me. Finally, a link is attached: http..."Sin Domain" The sender is Lin Mo, who lives next door. His classmate, according to the space, should be local. I thought it was a joke, Four days later, in the early morning, when Lin Yuxuan went out to take out the garbage, he found a courier at the door. This time, the courier was a cardboard box, very tall, about 1.6 Meters tall, and slightly heavier, about 100 kilograms. An unknown premonition arose in Lin Yuxuan's heart... After struggling to move into the house, Lin Yuxuan's pupils suddenly shrank when he opened the box. What was in the box was--!