Ikalgo betrays his fellow Chimera Ants to save Killua, his former enemy. At the same time, Gon is bonding with a Chimera Ant named Melereon. Melereon tells Gon about his own power, which is a risky move for a Nen user. However, he's willing to take that risk to build a relationship of trust with Gon, for his objective is to defeat Meruem, the Chimera Ant King.

Date Masamune arrives at the battleground from Oshu, but arrives too late to Odawara; his delinquency angers Hideyoshi, who sentences him to stay confined in Hakone. Prior to the siege of Hachioji Castle, Kanetsugu visits the Hakone hot springs to assess Kojuro’s intentions. But here comes Kojuro’s lord, Date Masamune himself, who raises his fists to the moonlit sky: “I will eventually be ruler”!

On the day after report cards are handed out and summer vacation finally begins, the middle daughter of the Miyauchi household, Hikage, returns home. She proudly brags about her experiences in the big city... until Hotaru strolls in for a visit. Later, as Renge is walking alongside a stream, she meets a girl around her age holding a camera who introduces herself as Ishikawa Honoka...

Yokosuka is now under attack by the fast battleships Kirishima and Haruna. I-401 sets sail to intercept them within the defensive barrier, using every trick in their strategic arsenal to evade the raw firepower of the two battleships. Sensing the changes humans have wrought on I-401's tactics, Kirishima and Haruna decide to take her out with an all-out attack, but Gunzou still has a trump card up his sleeve...

With the rear gate slope race over, the distance between Imaizumi and Sakamichi closes a little. When Sakamichi goes to Akiba on his mommy bike to buy anime goods, he encounters Naruko Shoukichi, a boy with a Kansai accent riding a bike. Naruko becomes enraged when a car throws a cigarette butt at Sakamichi's mommy bike, and the two begin chasing after the car on their bicycles!

Capline enters the Town Idol Audition. Her rival is Sakura-san, the cute girl with a lovely singing voice. Capline gives it all she's got in a battle she can't lose. After the self-introductions and singing contest, Capline is disheartened by the perfection of Sakura's performance. B.B.B. can't stand to see her so down, so he takes action!

Makoto is left in shock after her father suddenly tells her that they will be welcoming a new family member. And it turns out to be a boy from another shrine who's the same age. At school, she hears talk about a new transfer student. At the shrine, Gintaro is napping when he notices a boy in a high school uniform looking at him.

Mitsuki stares into the mirror, practicing different ways to get the corners of his mouth to line up with his glasses when he smiles. One particular smile causes a golden light to shine from his face. The ratio of the distance between the corners of his mouth and the distance from the corner of his mouth to his glasses is 1:1.618. Mitsuki overflows with hope as he realizes what he's done. Morning. The birds sing in the trees. An alarm clock goes off. Takuma rolls out of bed; he's bent his temple. This is a day in the life of the Suzumine Brothers.

Misaki's brutal training pays off and Sakura is finally able to escape the Boston Crab. Meanwhile, Sweet Diva is feeling the strain of losing their center vocalist.

The pirates, led by Orba, attack the ship and using a Magic Tool, they capture Aladdin. After being taken to an island full of children, Aladdin meets a mysterious woman named Aum Madaura. Alibaba, Morgiana and Hakuryu set out to rescue their friend.

With Myucel safely recovered from the injury bore in the terrorist attack, matters began to settle and the school opened for classes. Still, the words of Alessio, the leader of the terrorists, echoed in his mind. "Am I an invader?" As Shinichi searches for the answer to this question, he begins teaching classes. Then one evening on his way home from school, Minori's smart phone alerts them to a trespasser--Elbia Hernaiman, a spy from a neighboring nation.

Kamui has one more fight to go... against the Reversed Kourin! Aichi and the other club members finally arrive at school, just in time to get a portentous message from Takuto. And a Reversed Kai finally gets back home after apparently criss-crossing the globe...

Seidou High School faces off against Ichidai Third High School, the school that beat them last year. While their top-level offense rakes in runs, the ace Tanba isn't doing too hot. The game turns into a batting game. On the other hand, Sawamura is back at school, training by himself. During his training, Furuya, another first-year pitcher approaches him. Showing sympathy to Sawamura's peculiar training method, Furuya offers to play catch with him. Sawamura is in a cheery mood with Furuya's kindness, but the speed of Furuya's throws far exceeds his expectations.

All four teams competing for the two spots representing Tokyo at the Winer Cup are present. First, Seirin crushes reigning champions Senshinkan, and Midorima's Shutoku High School easily defeats Kirisaki. However, instead of participating in the game against Shutoku, a group of Kirisaki players observed and analyzed Seirin's game.

After an infuriating face-off with Imae, Aoki turns to his girlfriend Tomiko for comfort. Meanwhile, Imae chooses to focus all his energy on boxing and his upcoming title defense, rebuffing his former girlfriend Sachiko’s attempts to rekindle their romance. Will Tomiko’s support carry Aoki to victory, or will Imae’s intense focus keep the belt on his waist?