Breathing Can Make You Stronger: the School Beauty Chases After You at the Beginning

Alien beasts invade from around the world, and mankind enters the era of high martial arts. Lu Chen was ridiculed as "not even as good as a girl" during the physical examination of the martial arts class. In despair, he awakened a system that makes breathing stronger. One breathing source = one year of hard training? He brought the basic military physical skills to a perfect level on the spot. The physical testing machine emitted a piercing alarm, and school beauty Su Xue was shocked and took the initiative to add him on WeChat: "How... Did you do that?" The rich second-generation school bully looked gloomy: "Lu Chen, see you at the martial arts gym after school!"