Renji's Zanpakuto Zabimaru, consisting of Monkey and Snake, are irritated over the fact that Byakuya's Senbonzakura is taking all the credit for their work. Later, a small accident leads to the three Zanpakuto becoming trapped inside the Department of Research and Development's facility. As they try to find a means to escape, the two Zabimarus find Senbonzakura to be more troublesome than either of them had anticipated.
Uryu begins his own investigation to track down the enemy who attacked him. As he goes around searching for clues, he notices that people close to Ichigo are acting strangely. Meanwhile, Ichigo's Fullbring training is nearing its completion.
Ichigo escapes from his house in confusion after witnessing his friends and family welcoming Tsukishima as if they've known him for years. Regrouping with Ginjo, Ichigo learns that the same change has also happened to Riruka and the other Xcution members.