Just as Black Zetsu was controlling Sasuke and attempting to join forces with Kabuto to completely awaken Sasuke's Indra bloodline and give birth to a second pair of Rinnegan following Madara, the real Naruto back in Konoha had already received the system reward for completing the adventure quest after his Shadow Clone's battle with Obito.
Now at home, Naruto sat casually on his bed with a relaxed expression. At this moment, he was ready at any moment to unlock the chakra of Uzumaki Kushina that had existed within his body all along—the chakra sealed inside him by Minato during the Nine-Tails' attack.
Furthermore, upon unsealing Uzumaki Kushina's chakra, Naruto would instantly awaken and master the Uzumaki Clan's exclusive sealing technique, Adamantite Sealing Chains, which he naturally ought to possess.
Chapter 128