Airi Senou
Newlyweds Nana and Shota move into an apartment. Two situations, different from the drama series, take place: "What if Shota attends the resident's meeting and not Nana?" and "What if exchange murder game doesn't begin?"
Kyoko (past days)
Um dia, um estudante do ensino médio encontra um diário de sua colega Yamauchi Sakura. Nele, ela revela que está sofrendo de uma doença pancreática. Eles convivem um tempo juntos, mas a garota acaba falecendo. Doze anos depois, o rapaz se torna professor na mesma escola onde se formou. Enquanto conversa com seu aluno, ele relembra vários momentos em que passou com Sakura. Kyoko, que era amiga de Sakura, está prestes a se casar. Ela também recorda o tempo em que passaram juntos no colegial.
Rinko Mamiya
Senichi was born in 1964, when the entire nation was excited about the Tokyo Olympics. As an elementary student, Senichi won a footrace and got a taste of what winning felt like. Since then, Senichi takes part in various competitions including drawing and usually wins. He keeps struggling to win gold medals at competitions.
Tamako Matsuoka
A 3rd year transfer student from a Tokyo middle school, was emotionally hurt in the soft tennis club she belonged to at her previous school. Unaware of this, Tamako pesters Aki to teach her soft tennis. Together, they go about creating a court on the campus of a closed-down school.
