C140 Nameless cultivation technique

It wasn't without reason that Lu Fei was so strong, when he was on a mission, he had unintentionally acquired a nameless cultivation technique, and just happened to come across it after the mission ended. He didn't think that he would really be able to learn it.

He tried to give the cultivation technique to Liu Xuefeng and the others, but they were unable to succeed no matter how hard he tried