Mr. Host Is Also Studying Hard Today

"Ding dong! It is detected that the host has completed all tasks, and the reward is issued: [Relive a new life]!" Xu Heng, who was killed in a car accident, traveled to a different world. After completing all the tasks issued by the system, he got a chance to live a new life and returned to the second grade of junior high school. As the wake-up bell rang, Xu Heng saw his body regaining its youth. This time, he will never let those things happen again! But… "Wow! The host's fighting spirit is very exciting!" Why did this broken system follow me back? ! ?