Traveling Back to Before the College Entrance Examination, You Told Me That I Was Parasitized

(Parasite + Devouring + Microsystem + Crossing Between Two Realms + Red Mist + Upgrade) Failed the college entrance examination? It's just the dust of the past life! Xu Chenyuan opened his eyes and found that he had traveled back to his senior year in high school, but the answers to the real college entrance examination questions were memorized in his mind - 985, 211? It's just a casual start! But what's going on with this broken system? Others wake up every second, but it gets stuck as a PPT on the loading bar? What's even more outrageous is—brother, why are there tentacles coming out of your back? … In the steel city filled with red mist, Xu Chenyuan stepped on the mountain of corpses and looked at the ten tentacles blooming like flowers, and finally understood the true meaning of the system.