When 14-year-old middle-schooler Tsugumi Harudori discovers she is a weapon, she flies to America to enroll at DWMA. There, she meets the absent-minded Meme Tatane and the patrician Anya Hepburn, both of whom are meisters that are also new enrollees.

Erika attempts to escape from Manoyama, but ends up staying with the Ministers. Meanwhile, Yoshino and Sanae try to gather support from shop owners for the Mizuchi Festival revival.

Even during summer vacation, lone wolf Horikita would rather remain locked in her room studying than interacting with others. One day, Ayanokoji invites her to visit the pool with some of the others.

Yuma finds out about Hotaru's part-time job, and she's less than thrilled about it.

Sarada arrives at the tower where her father is, only to be hurt by Sasuke's surprising words and actions. Naruto and Cho-Cho can hardly bear to watch the awkward exchange between father and daughter, and try to think of something to help. But the party is attacked by a father-son duo who call themselves "Shin Uchiha," and who possess the Sharingan! Meanwhile, Sakura learns that Sarada has gone to meet her father.

The quest continues as Nike and Kukuri arrive in a fairy village, where the elder offers to share new Guru Guru secrets in exchange for the defeat of a nearby monster.