Li Fusheng noticed that the Five-Tails beside them suddenly froze, and guessed that it might be communicating with the Nine-Tails, which was why the Nine-Tails had given up its struggle and allowed Minato's seal to be reinforced.
He also gave up the idea of continuing with the sealing jutsu and removed his fingers from Kushina's shoulder.
The others, however, knew nothing of this, assuming that Li Fusheng had successfully stopped the Nine-Tails' rampage.
Chapter 136