Fantasy, I Am Really a Genius

The second senior brother said, "We cultivators must be reasonable." Second Senior Brother has a sword called Reason, try to use it to reason with others. Master always said that you can't be with your senior brother often, or you will be led astray by him. The senior brother who is full of talents, the junior sister who is extremely lucky, the third junior sister who is inherently evil, and Ye Xinghui, who is "hard-working" but not recognized by others.