In 2012, Atsuya (Ryosuke Yamada) and his 2 childhood friends do something bad and run into an old general store. They decide to stay there until the morning. Late into the night, Atsuya sees a letter in the mailbox. The letter is addressed to the Namiya General Store and the letter was written by someone to consult about worries. Incredibly, the letter was written 32 years ago. The mailbox is somehow connected to the year 1980. Atsuya and his friends decide to write a reply and place their letter in the mailbox.
Yusuke Kafuku, a stage actor and director, still unable, after two years, to cope with the loss of his beloved wife, accepts to direct Uncle Vanja at a theater festival in Hiroshima. There he meets Misaki, an introverted young woman, appointed to drive his car. In between rides, secrets from the past and heartfelt confessions will be unveiled.
After one of their shoplifting sessions, Osamu and his son come across a little girl in the freezing cold. At first reluctant to shelter the girl, Osamu’s wife agrees to take care of her after learning of the hardships she faces. Although the family is poor, barely making enough money to survive through petty crime, they seem to live happily together until an unforeseen incident reveals hidden secrets, testing the bonds that unite them…
Ryota is an unpopular writer although he won a literary award 15 years ago. Now, Ryota works as a private detective. He is divorced from his ex-wife Kyoko and he has an 11-year-old son Shingo. His mother Yoshiko lives alone at her apartment. One day, Ryota, his ex-wife Kyoko, and son Shingo gather at Yoshiko's apartment. A typhoon passes and the family must stay there all night long.
An unexpected love triangle, a seduction trap, and a random encounter are the three episodes, told in three movements to depict three female characters and trace the trajectories between their choices and regrets.
Haruto Asakura falls in love with hairdresser Misaki Ariake and asks her out. Watching Misaki Ariake work hard to achieve what she wants, Haruto Asakura, who almost gave up his dream to become a photographer, begins to pursue his dream again, but Misaki Ariake is diagnosed with a disease that ages her 10x faster than normal.
A hearing-impaired woman with dreams of becoming a professional boxer due to the pandemic is threatened closure of her boxing club and the illness of its ageing president, who has been her biggest supporter, push her to the limit.
After divorcing, Rie has found happiness with her second husband Daisuke and formed a new family. But when Daisuke dies in a tragic accident, she discovers her new husband was not the man she thought he was. Rie calls on the attorney Kido to help her find the truth about the identity of the man she loved. A quest that will open larger questions about the nature of identity itself, and what makes a person real at all.
In a Japan of the near future, government program Plan 75 encourages senior citizens to be voluntarily euthanized to remedy a super-aged society. An elderly woman whose means of survival are vanishing, a pragmatic Plan 75 salesman, and a young Filipino laborer face choices of life and death.