You Are Asked to Teach Physical Education, but You Take Your Students to Kill Gods?

During the alien invasion, Lin Chong died together with the alien grandmaster in a grandmaster battle, only to return to the eve of the alien invasion. There are still two months left, what should I do if aliens are about to invade? At the critical moment, Lin Chong obtained the system. As long as he imparts martial arts to students, once the students successfully learn, they will become stronger immediately. Therefore, he planned to use his identity as a physical education teacher to teach martial arts to students. Put into martial arts, the number of people who have successfully learned it has reached fifty, and they have achieved the thirteenth level of the indestructible power of the Vajra! Introduce martial arts, the number of people who have successfully learned it reaches one hundred, and they have achieved the perfection of Nine Yang Magic! Put into martial arts, the number of people who have successfully learned it reaches 300, and they have obtained the Nine Yin Scriptures! Since then, Lin Chong has led his students on a path of breaking the stars. When alien stars begin to invade, humanity is in danger. Only then did everyone discover that there was such a group of students on the land of Kyushu. Under the leadership of their physical education teacher, they stepped straight into the alien planet and destroyed the life that all humans regarded as gods. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.