After Mitsuki reveals more information about the Ghost incidents, Boruto is determined to find and stop the culprit! Meanwhile, Seventh Hokage Naruto and his top advisors are shocked to learn who the perpetrator is from the results of Sai's investigation. Just then, Nue—an enormous otherworldly beast—appears! The imminent danger to the village forces the Sixth Hokage, Kakashi, out of retirement!

The Uzumaki household is thrown into chaos when Himawari, Boruto's younger sister, catches a cold. Naruto rarely comes home since he became Hokage, and Boruto's anger toward him grows especially because his sister is so sick.

Boruto and his classmates head to the Village Hidden in the Mist in the Land of Water for a field trip. Kagura Karatachi is chosen as the village guide. About the same age as Boruto, Kagura is already an accomplished shinobi and serves as an aide to the Mizukage, Chojuro. Once known as the Blood Mist Village, it's now more modern and bustling than anyone could have imagined. However, dissatisfaction exists among some Hidden Mist Shinobi.

After what appears to be an assassination attempt on Kae, Kawaki is cautious on the day of the school festival. The festival begins and everyone enjoys themselves. But when it's time for the play, a bomb suddenly goes off at the Academy.