Another intense battle begins for Boruto, Sasuke and Jiraiya as they try to defend Naruto from Urashiki. Sasuke protects Naruto, allowing Boruto and Jiraiya to barely escape with him.

Inojin approaches his parents about mastering the Mind Transfer Jutsu. Cho-Cho agrees to assist and everything is set for training to begin. With his father Sai observing, Inojin starts training with Ino. But due to his lack of confidence, Inojin's unable to execute the jutsu, which ends up irritating his mother.

The clock ticks down to the rendezvous time for the escape, but there's no word from Sarada. If they miss this chance, everything will be ruined. Boruto puts his faith in Sarada and proceeds as planned with Mitsuki and Kokuri. Meanwhile, Sarada's lost consciousness from falling to the underground level of Hozuki Castle.

One rainy night, guided by Mikazuki the cat, Mitsuki rescues an injured man. Mysteriously, Mikazuki seems to take a liking to the man who says he’s come to visit his sister who works in the Leaf Village. Soon after, Team 7 is assigned to back up the Leaf Police Force on a security mission. Their client is a president of a company who is being targeted by a serial killer known as "The Rainy Day Killer.

Boruto and Sarada convalesce at the Leaf Hospital while Mitsuki returns to Orochimaru's for treatment. For Boruto and Sarada, their inability to fight back against Deepa turns from frustration to resolve. Meanwhile, Konohamaru gives the Hokage his report regarding the incident, and in order to investigate the connection with the Kara more thoroughly, he asks that he be allowed to conduct surveillance on Victor's company.

Shikadai comes to see Boruto in the midst of training and witnesses his friend's determination to break through his slump. Shikadai, who also experienced Deepa's frightening power, tells Boruto that a rematch with Deepa would be reckless. Boruto explains his real reason for wanting to become stronger, and asks for Shikadai’s help. Meanwhile, Sarada trains with Sasuke to hone her Sharingan, but Sakura worries about her well-being.

Team 7 has arrived at a high-tech research center along with Katasuke. There, they end up running into some familiar faces. The mission has ended without incident, and Boruto is ready to head home. However, there’s more they must do. Boruto and his friends end up cooperating in a test-run of a Scientific Ninja Tool that is under development. Boruto is unhappy at first, but as the test run continues his feelings start to change. As that happens, Team 7 is given a new urgent assignment from the Hokage.

Boruto and the others learn that the boy named Kawaki is the target that Kara has been seeking. They watch on as a battle rages between Kawaki and the Kara Outer, Garo, and are shocked by the young man's capabilities.

As Sarada and the others hurry to evacuate the people of the island, Boruto grows anxious when he learns they are being threatened by the mobile fortress, which is equipped with a powerful weapon. Kagura, Hebiichigo and Kyoho show up to assist Boruto, Kawaki and Buntan. Together, they do what they can to destroy the weapon to protect their friends, but they are obstructed by Tenma and are forced to fight him.

During the battle against Funamushi, Kagura is fatally injured. Boruto becomes enraged and charges at Funamushi, activating his Karma. When the Funato squad retreats, Kagura gives Boruto and the others one final request.

Kae has been taken away and Kawaki must face a dangerous assassin. Himawari acts as his partner and provides support during the battle. They try to corner the enemy with coordinated attacks, but the enemy proves to be powerful. Meanwhile, their classmates, who had entrusted Kawaki and Himawari to directly confront the assassin, take action in a desire to try to help. Will Kawaki be able to save his precious friends and accomplish his mission?

Boruto dozes off on Thunder Train and wakes up in an unfamiliar location along with the other passengers. A mysterious individual known as Ouga forces them to participate in a game of death disguised as an experiment—who will successfully beat this game and make it out alive?!

Naruto falls ill, and Sasuke goes to the Tatar Observatory to try to find a cure.

Sasuke and Sakura work together to gather information concerning the Ultra Particles. Unfortunately, there is still much they don’t know, and they are unable to figure out where to get answers. Eventually, Sasuke finds a clue to the whereabouts of the Ultra Particles from something his cellmate mentions. Meanwhile, Sakura discovers a hint to unraveling the mystery of the Map of the Heavens from a game called Star Lines. Having finally gathered the information they need, Sasuke and Sakura try to obtain the Ultra Particles. However…