Gosh, this is the main reason why I dropped it. If someone who had reincarnated several times rather than just once, it will be boring due their knowledge is just much more than someone who didnt reincarnated at all.
What she did just trying to taking advantage of him. She pretend to raise his cultivation so she can acquire the item to beat him on final part, but this will gone wrong when she realized it afterward.
I dunno why people saying this great manga, but in fact its just too plain and storyline was nothing new (no innovation)