Feeding Weapons with Demons

Qin Xiangnan, a peerless genius, suffered all kinds of disasters in his previous life and was in despair, but unexpectedly he was reborn as a teenager... He does not go against nature, does not obey fate, does not fight for power, does not seize profits, does not redeem, does not destroy, he only wants to kill, kill, kill everyone except my relatives, friends and me!