Based on the manga "So Dangerous!?", which was released in 2019 and became an internet sensation, this coming-of-age film follows a group of high school students as they question the future of Japan. Asami Takahashi, a high school senior, has her own ideology about politics, influenced by her father, a former Ministry of Finance official. In her political economy class, she questions her teacher about her doubts, and ends up debunking him. Eventually, Asami, along with her classmates Abe and Nakatani, stand up to revitalize the declining shopping arcade, hoping to make the future a little brighter with their own power. On her way home, Asami visits a young local reporter, Mr. Arahata, to ask him to write a newspaper article about a festival in the shopping arcade, and on her way home she meets a talented councilor, Mr. Muto, who used to be a Sentai hero.

One day, college student Keiko, who is looking for a job, learns that the person she had feelings for has committed suicide. Keiko wonders if she was the cause of this. Classmate Mami, through her boyfriend Takuya, tries to introduce Keiko to Kazuo, a member of Takuya's theater company. However, Keiko, who met Takuya, has a special feeling for him. Miyata, a young man who seems to be hiding in the darkness of everyday life, meets Keiko one day.

Before going to Tokyo from her hometown of Mishima, Fukushima Prefecture, Kyoko stopped by at Tsuchiyu Onsen and was handed an "old woman's skin." This allowed her transform herself into an old woman, enabling her to find out what's truly in the heart of the man she cares about ...

In 1701, an insult led to a sword slash between the heads of the Ako clan and the Kira clan in Shogun's court. The head of the Ako clan was ordered to commit seppuku, and his loyal retainers plotted revenge against the Kira clan. This led to the legendary events known as the "47 ronin incident". However, unknown to most, the head of the Kira clan, Kozukenosuke Kira, is already dead from his wounds. Impersonating him is his slacker monk brother Takaaki, who has to prevent his brother's death being found out to protect his clan – and accidentally befriends Ooishi, the leader of the Ako men who wouldn't really want to go through with the revenge. Will Takaaki survive with his head?

A high school teacher, struggling to keep up with today's youth and estranged from his only son, receives the news about a terrible accident that left his son in a coma. Wanting to know more about his son's life, he finds out that he's been working as a producer for a new underground idol group who are now left without a guiding hand.

Mita (Amane Okayama) wanted to become a videographer in Tokyo, but he failed to achieve his dream. He is now back in his hometown and works in the tourist division at city hall. Manabe (Rena Takeda) works with Mita in the tourism division. One day, town chief Maruyama (Yuichi Nakamura) gives an order to Mita. The order is to revitalize the town within 2 weeks. Mita decides to make a promotion video of the town.

After Hiyori is admitted to the hospital, Uta goes around recording sounds from the memories, wishing for her to regain consciousness. She believes that they can return to that day. As she traces their memories, she makes a discovery.

Ikuto and Ryoma grow close after meeting in juvenile detention. Motivated by Mikuru Asakura's words, they set their sights on the martial arts event Breaking Down, but looming rivalries threaten to derail their dream.