Hunter x Hunter: Phantom Rouge

A strange disturbance in the World of the Living sends Ichigo and Kon to the Soul Society, where the Seireitei has been devastated by an explosion of reishi and Rukia is missing. Stranger still, none of the Soul Reapers remember Ichigo, and they think he’s the one responsible for the destruction. Now on the run, Ichigo is forced into a lonely battle in order to find Rukia and stop the real culprits!

Naruto, Shikamaru, and Sakura are executing their mission of delivering a lost pet to a certain village. However, right in the midst of things, troops led by the mysterious knight, Temujin, attack them. In the violent battle, the three become separated. Temujin challenges Naruto to a fight and at the end of the fierce battle, both fall together from a high cliff...

All Might and Deku accept an invitation to go abroad to a floating and mobile manmade city, called 'I-Island', where they research quirks as well as hero supplemental items at the special 'I-Expo' convention that is currently being held on the island. During that time, suddenly, despite an iron wall of security surrounding the island, the system is breached by a villain, and the only ones able to stop him are the students of Class 1-A.

Goku and Kuririn are given an assignment by Kame-Sen'nin: "Retrieve the sleeping princess from Lucifer and I will take you as my students." But the mission proves to be more perilous than originally thought.