wouldn't it be simpler to say, 4x speed :/ (if 2x speed = 1/2 effort then 4x speed = 1 effort.)
After all, this was a rare opportunity for a person with Zhuang Changhe's cultivation level, and the effect of cultivating was twice the result with half the effort.
Eastern · You You Jiang Jiang!
bruh no, man bruh nooo
Reo gasped with his face bright red and...
Reincarnated as the Villainess's attendant
Fantasy · Sound_Hammer