My Junior Sister Is Not Some Kind of Contrast Fairy.

Su Ye traveled to the vast world of immortal cultivation and awakened the "Yuan Yang Eternal Strength" system. As long as the Yuan Yang is not broken, the cultivation level can be continuously accumulated over time. If he declares his own memory, he can also enjoy double bonuses during the period of amnesia. However, the superimposed cultivation level is a pseudo-cultivation level and has no other use except extending life span. Su Ye originally wanted to survive until he was invincible before leaving the mountain, but he didn't expect...