Naruto Shippuden 425 sets up for the Infinite Tsukuyomi to become activate after Madara obtains both of his Rinnegan’s and capturing Obito’s body in the process using Black Zetsu. While keeping Naruto, Sasuke and Sakura busy with four extra Limbo Madara’s, he’s able to activate the Infinite Tsukuyomi using the red moon.
Naruto Shippuden 417 focuses on the past between Obito and Kakashi, as they finish their mission and Kakashi learns how to behave during missions. On top of which Obito saves Naruto by giving him some of his Tailed Beast chakra, while Guy appears and saves Kakashi from an attack from Madara.
Naruto Shippuden 416 begins another small set of terrible and over repeated fillers with Kakashi, Obito and Rin, with their first mission with Minato. It goes all wrong when the shinobi’s they’re accompanying betray them whilst carrying a special scroll. Minato and Obito have to face a large number of enemy shinobi as they’re trapped within a dense forest.
Naruto Shippuden 415 see’s Obito’s come back as Black Zetsu tries to escape with Madara’s help, in fact Obito uses his past and emotions to fight through and finally become himself. Madara sweet talks Obito into reminding him why he’s doing all this, however Obito sticks his arm into Madara and tries to absorb some Tailed Beast powers to keep Naruto alive.
Naruto Shippuden 392 see’s Madara’s ambitions come to life as he captures all Tailed Beasts and regains one of his Rinnegan from the hands of Obito. Madara uses its powers to fight Gaara and the Tailed beasts in an effort to become the Jinchuuriki of the Ten Tails. Naruto realises that he himself helped Madara obtain what he’s currently doing.
Naruto Shippuden 391 see’s Madara making his move as he uses Zetsu and eventually Obito’s powers to bring himself back to life which he promises to take the Beasts and initiate his plan. Obito is at the end of his life, after being extracted from the Ten Tails he won’t die but he traded his life for Madara’s so he’s going to eventually die, thus Zetsu takes this opportunity to use him right up until the end.
Naruto Shippuden 388 spends an episode with Gaara’s past as we go through it all again to learn that Naruto
Naruto Shippuden 387 shows Obito losing to Naruto and the others as all the Tailed Beasts and it’s powers are
Naruto Shippuden 386 sees Obito’s past with Rin as we hear and see a repeat of everything once more as
Naruto Shippuden 385 repeats a lot as it once again shows Obito’s past as he chases after Kakashi in an