Akeuraji Tsukasa decided on figure skating as his passion too late. This forced him to change his perspective, as no serious skating club would accept him at the age of fourteen. He chose to become an ice dancer performing in pairs, achieving some success. However, his love for solo performances never faded. He never could reconcile with the fact that he'd waited so long to decide during his youth. One day, however, he meets a very young, ambitious, and talented girl named Yuitsuka Inori, in whom he sees himself from years ago, standing at a crossroads.
When Nakamura Teruaki moves from Tokyo to far‑off Okinawa, he has no idea the cultural gap will be so wide. Despite his cheerful nature, the sudden change leaves him a little overwhelmed ‑ everything feels unfamiliar, from everyday customs to the way people talk. One classmate fascinates him in particular. There is just one problem ‑ the girl speaks only in Uchinaaguchi, the traditional Okinawan language that Japanese speakers cannot understand at all.
Amakusa Kanade's life isn't easy. He's afflicted by a curse that prevents him from functioning normally in society. From time to time, he hears a voice in his head forcing him to make difficult and often absurd decisions. Each scenario offers him two options: the first, at best, embarrasses him in public, while the second is even worse. He cannot refuse, as the penalty is an unbearable headache. To make matters worse, these situations almost always occur in public places.
Okumura Masamune becomes the sole member of his high school’s manga club after his senior peers graduate. The boy proclaims his 100% devotion to 2D girls and expresses a complete lack of interest in their 3D (real-world) counterparts. He soon starts to miss the time spent with people who understood his hobby and passion. These reminiscences are interrupted by a knock at the door. When he opens it, he sees an attractive girl who introduces herself as Amano Ririsa and says she wants to join the club.
Kasukabe Hayato returns from Tokyo to his hometown following the death of his grandmother, Sachiko, who raised him. He has inherited the Familia Café Terrace, the café she ran, but has no intention of continuing the family business. Instead, he plans to demolish the building and construct a parking lot.
In the near future, rising sea levels have submerged most of the land and human habitats. Ikaruga Natsuki lost his family and his leg a few years ago. He decides to find his old home in a small seaside town, which is now mostly underwater. All he has left is a small ship and a submarine inherited from his grandmother, a renowned oceanologist. His hope for a normal life is spurred by a somewhat suspicious debt collector, Catherine. Natsuki’s task is to repair the submarine and prepare it for a journey to the ocean floor to retrieve valuable items left behind by his recently deceased grandmother.
Nakamura Rin has just started at a new school and wants to join the drama club. While looking for the room where the club members meet, she encounters a boy named Kitahama Eiji, who is a member of the club. He leads her to the meeting place and introduces her to the other members. It turns out that Rin has incredible acting skills, and just a few lines from Romeo and Juliet were enough for the club president to welcome her with open arms.
Nukumizu Kazuhiko is an observer type. He describes himself as a supporting character. He often watches situations people find themselves in and wonders what he would do if he were in a similar scenario. One day, while eating at a restaurant, he notices his classmate, Yanami Anna, with her childhood friend. He realizes he is witnessing her confession of love being rejected in favor of another girl.
Seventeen-year-old Asamura Yuuta is a talented young boy. He lives alone with his father and often works evenings to save money for his future studies. One day, he learns that he will soon have a stepsister, as his father recently met a woman with whom he feels happy, and they are planning to live together soon. Although Yuuta is understanding, he isn't quite sure how to approach the subject of having a stepsister.
Nakatomi Youka is selected to inaugurate the launch of the 7G network, a technology set to revolutionize the world and the way people communicate. Unfortunately, during the ceremony, something went wrong, and the device controlling the entire system ended up changing the lives of everyone on Earth.
Oumae Kumiko starts her high school education with plans to join the wind instrument club. However, upon seeing that a former acquaintance from her previous school is also joining, she decides against it. The situation changes when her current classmates, Hazuki and Sapphire, express their desire to join as well. Influenced by them, Kumiko eventually overcomes her hesitation and declares her intent to sign up for the club.
Utatane Yasumi and Yuugure Yuuhi attend the same class in high school but rarely speak to each other, leaving them unaware that they both work as voice actresses. Both girls completely transform their personas while on the job, portraying innocent and enthusiastic teenagers.