The cultivation method of joint cultivation chiefly involved exchanging Qi, drawing on each other's strengths to make up for weaknesses, and cultivating together. It did not involve the secrets hidden within each other's minds.
It was like when Shen Miaoyin helped Su Shi'er heal his injuries years ago, using a joint cultivation method closest to dual cultivation.
But more often, joint cultivation methods were entirely different from the art of dual cultivation.
After years of evolution by cultivators in the Cultivation World, joint cultivation methods had long since become diverse and varied, completely distinct from dual cultivation.
They were not limited to men and women cultivating together. Fellow disciples from the same sect, sworn friends, and even multiple people could cultivate together.
Much of this information was also learned by Su Shi'er from the books Yin Qingxue had brought.
The books Yin Qingxue provided focused mainly on Formation Dao, but she had clearly taken his requests from back then into account. They also contained some miscellaneous discussions, opening Su Shi'er's eyes.
For cultivators, joint cultivation was naturally nothing unusual.
Yet without exception, only the closest of friends, those who trusted each other deeply, would generally use such a method to cultivate.
After all, opening one's mind carried considerable risks.
Though he had ventured here with Yin Qingxue, Su Shi'er knew clearly that there was not enough trust between them.
He possessed the Heaven and Earth Furnace. Once it was exposed, the consequences would be beyond measure.
"Rest assured, Fellow Daoist Su. Using our bodies as a formation is, at most, the simplest kind of joint cultivation."
"I know that Fellow Daoist Su must carry quite a few secrets, but please rest assured. I have never harbored the slightest intention of prying into others' secrets."
"Besides, given the strength of your