Cultivation? I Preach by Being a Villain

Transformed into a cannon-fodder demon cultivator in a fairy tale, the system asked me to bully the righteous geniuses and accumulate evil thoughts. I set my sights on the only sword master in the village, tore his skills to pieces in public and trampled on his sword. He knelt in the mud and looked up at me, his eyes red: "Senior, I will never forget your kindness." System ecstasy: Evil thoughts value +9999! Wait... Why is he having an epiphany? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.