Ai, a young girl with shut-in tendencies, who tries not to interact with others. She keeps one of her eyes hidden behind her hair. One day, she happens to stop by a deserted arcade, where she meets "Aka." Spinning the gacha at their urging, she acquires a "Wonder Egg," and from that moment, her fate begins to change...
On August 16, midway through a seemingly endless summer vacation, middle school third-year student Nagara, transfer student Nozomi, classmates Mizuho, Asakaze and their entire class are suddenly transported from their tranquil lives to a school adrift in an alternate dimension. They must survive with the super powers that have awakened within them.
Brash single mother Nikuko is well-known for her bold spirit, much to the embarrassment of Kikuko, her pensive yet imaginative daughter. In contrast to her mother, Kikuko wants nothing more than to fit in as she navigates the everyday social dramas of middle school. Life in the harbor is peaceful until a shocking revelation from the past threatens to uproot the pair's tender relationship.
