I Just Took over the Martial Arts Gym, and You Violently Demand Money from Me?

Lu Xuan travels to a parallel space and obtains an achievement system. As long as he works bravely to defeat the strong and help the weak, he can obtain various rewards. On this day, an old man suffering from Alzheimer's disease was living on the street. He walked up to two young people and begged for a glass of water. The two young people teased and insulted him. System: An injustice is detected, a random mission is triggered, and the host is asked to draw his sword for help! Reward: A martial arts hall with forty disciples! With three punches and two kicks, the two of them were beaten into dogs! On this day, Lu Xuan gathered all the students in the martial arts gym to reopen the martial arts gym, and suddenly received a reminder text message! There are all kinds of abuse, insults, and threats! I just took over the martial arts gym, and you violently demand money from me? On that day, Lu Xuan was furious and took his men to the collection company to violently teach the company. 40 Collectors were beaten and the company was smashed! "If we don't fight violence with violence, why should we learn martial arts?" A few years later, Lu Xuan officially became the king of the dark world, with immense wealth and influence all over the world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.