Yuri Tsunematsu
Narumi is on bad terms with her husband Shinji when one day, Shinji goes missing. He comes back a couple of days later, but seems like a totally different person, and is now gentle and tender. He goes for a walk every day. Meanwhile, Journalist Sakurai covers the story of a family that was brutally murdered, when an unexplained phenomenon takes place. Shinji Kase tells his wife that he came to Earth to invade.
Yuri Kashiwaga was once known as a genius pianist. One day, she returns to her hometown in Goto Islands from Tokyo. There, she begins to work as a temporary teacher at a middle school and advisor for the school chorus. The chorus aims to take part at a competition. Yuri gives the members of the chorus members an assignment. She instructs them to write a letter with the title of “To myself 15 years later.” The 15-year-old boys and girls write about their secrets and worries.