A cafe manager faces eerie phenomena, a commuter's routine turns nightmarish, and a mother senses an unseen presence watching over her child, revealing the terrifying unknown lurking in everyday life.

Momoka Onigawara wants to have a fulfilling high school life without anyone finding out her embarrassing secret – her family are oni, with their horns popping out when they get flustered. She reunites with her former childhood friend Ren, who wants to make a movie to one-up his famous director father. After they find out that the script he seeks was originally written by Ren's father, Momoka's father, and Momoka's dead mother when they were high schoolers, they decide to live out their youth by making the movie.

Takagi, now grown up, revisits her middle school as a trainer. She encounters Nishikata, her former classmate she used to tease, now a PE teacher there. Their playful dynamic resumes, leading to more interactions between the two.

When they were middle school students, Eiji Aihara and Naohiko Bessho attended the same school and they were best friends. One day, Eiji's childhood friend Izumi Shiosaki transferred to their school. Eiji had feelings for Izumi, but he never told her how he felt. Naohiko though confessed his feelings to Izumi and they became boyfriend and girlfriend. Now, all three are first year high school students and attend the same school. There, they meet Koharu Fujimura, who begins to have feelings for Naohiko, Taichi Senami, who is a member of a band, and Mizuho Ikezawa, who is a literary girl and likes Eiji.

Noboru runs a real-estate agency in a provicial Hokkaido mountain town. He is despised by the locals for his aggressive business practices. His daughter, Nana—a high school senior—bears the brunt of their anger; and yet, she resolves to stay after graduation, even though her father wants her to leave with him for Tokyo.

Bakery employee Ichii Fumi holds a peculiar outlook on marriage: "I doubt anyone would love me forever, and I'm doubtful I can love someone forever." One day, Fumi meets the focus of her very first crush, Yuasa Tamotsu. Over time, the distance between Fumi, who broke up with her boyfriend for being unable to reach a decision about marriage, and Tamotsu, who still pines for the wife he divorced, begins to grow closer.

Yuta is a high school student living in Shizuoka, Japan. His strong sense of justice makes him upset at the politics and bias in school. To change the situation, Yuta, together with four disgruntled friends, devises a plan to influence a mutiny at school.

Seiichi is the owner of a flower shop. He enjoys his peaceful single life. Kiho runs the ramen restaurant left to her by her father, but she's thinking of closing it.

Akemi is unable to get over the death of his girlfriend, but a book leads to his encounter with Akane, a woman with a wonderful smile. He gradually falls for Akane, who soothes him with her positive outlook and cheerful disposition, but Akane has a boyfriend who has a limited amount of time left to live.

Apprentice chef Saori Nakagawa suddenly travels to Tokyo in 1964 to meet Ryuichi Kikuchi, a cook. From Kikuchi who devotes himself to cooking, Saori learns what is really important. The love of two people over 56 years.