When Yadomi Jinta was a child, he was a central piece in a group of close friends. In time, however, these childhood friends drifted apart, and when they became high school students, they had long ceased to think of each other as friends.

One of the friends from that group, Honma Meiko, now has a wish she asks Jinta to fulfil. The problem is, she can't remember what her wish is anymore.

The season adapts the first 16 volumes of Hiro Mashima's Fairy Tail manga series. Natsu befriends Lucy who joins the titular guild and later goes on missions with her to earn money along with fellow wizards Gray Fullbuster and Erza Scarlet, as well as Natsu's flying cat, Happy. The five go on a forbidden S-Class mission with Gray and Erza to save Galuna Island and fight Gray's rival Lyon Vastia. Shortly after, the guildhall is attacked by their rival guild Phantom Lord, leading into a guild war. After the dissolution of Phantom Lord, the group learns of Erza's past as a slave in the Tower of Heaven and confront Jellal Fernandez to destroy the tower. Lastly, once back at Fairy Tail, Natsu and the others face Laxus Dreyar and the Raijin Tribe as they stage a coup in Fairy Tail.

A year has passed since Menma's ghostly return to the Super Peace Busters. Although the time they spent together during that summer was short, the five members reminisce about what happened as they each write a letter to their lost friend.

While testing out his camera on a bridge one summer night, Kaito sees a blue light streaking across the sky, only to be blown off the railing seconds later. Just before succumbing to unconsciousness, a hand reaches down to grab ahold of his own. He woke up the next morning wondering how he ended up back in his own room with no injuries or any recollection of the night before. As he proceeds with his normal school life, Kaito and his friends discuss what to do with his camera, finally deciding to make a film with it over the summer break. Noticing that Kaito has an interest in the new upperclassmen Ichika Takatsuki, his friend Tetsurou decides to invite her, as well as her friend Remon Yamano, to join them in their project.

In what becomes one of the most entertaining and exciting summers of their lives, Kaito and his friends find that their time spent together is not just about creating a film, but something much more meaningful that will force them to confront their true feelings.

Mochizuki General Hospital boasts some of the most well-trained nurses in town. But though these ladies spend much of their day battling sickness, their after-hours are spent fighting a very different sort of disease... Under the leadership of the hospital chairman, a handful of staff members and local teenagers form a group of mercenary assassins, targeting the "cancers" of society and excising those individuals before their wickedness spreads.

Mikan Sakura is a normal 10-year-old girl. Optimistic, energetic, and overall a very sweet child, Mikan is the complete opposite of the aloof, intelligent, and somewhat cold-hearted, Hotaru Imai. Despite their glaring differences, the two girls have been best friends for a very long time. So when Hotaru suddenly transfers to Alice Academy, a prestigious school in the city, her best friend is devastated—especially when she hears of the horrible rumors regarding the academy's harsh treatment of students. Beset with worry, Mikan runs away to see her best friend!

Rônin Akitsu Masanosuke is a skilled swordsman, but his personality often causes him to be let go from his job. One day he encounters Yaichi, the leader of a group calling itself "Five Leaves" and takes a job from him as a bodyguard. Though he is worried about their intentions, he feels there is something more to the group and agrees to work with them.

Twin Spica is a Japanese seinen manga series written and illustrated by Kou Yaginuma. The "realistic, slice-of-life science fiction series" tells the story of a group of Japanese high school students training to become astronauts in the early 21st century after the country's first human spaceflight launch ends in a disaster that causes many civilian casualties.

season of To Love Ru