Dominate the World Only by Defense

Story:

Teenager Zhang Chen encounters an accident that brings him back to his life during high school times, the difference in his memory is that the world is now in a state of “spiritual revival”, everyone training martial arts, practising their qi and cultivation, all to prepare for the attack of extraterrestrial beings, another surprise is that a “beating system” was activated, getting beaten up strengthens him, being on defence provides power, status, riches, he must get beaten down to the core to be the saviour.