Global Gaowu: My System Can Be Upgraded to SSS

"Test result: Level F, waste qualification." When the cold voice of the tester resounded through the auditorium and the whole school burst into laughter, another voice suddenly sounded in my mind: "The fate-changing system has been activated." From then on, every time I complete a task, my spiritual core evolves—— After twenty laps of running, your endurance will rise to level E; Dodged the instructor's bullet, and his reflexes exceeded B level; Until that day when a B-class alien beast invaded and I punched its spiritual core... "What the hell is this F level?" The seriously injured S-level instructor's eyes widened. I looked at the SSS-level advanced tasks flashing in the system and smiled: "Actually, I've just warmed up."