Haruko Azumi (Yu Aoi) is a 28-years-old woman. She is a single and works at an office. One day, she suddenly disappears on a typical street with retail stores lined up. After her disappearance, her missing person poster is spread across the city.
Takatoshi Minamiyama (Sota Fukushi) majors in art at an university in Kyoto. On the train to the school, he sees Emi Fukuju (Nana Komatsu) and falls in love with her at first sight. Gathering up all his courage, he speaks to her. They begin to date and enjoy happy days together, but Emi reveals her secret to him.
Azusa (Anna Ishii) and Narumi (Fuka Koshiba) are 2nd grade high school students. They lack confidence and also any kind of ambitions. Hazuki (Karin Ono), Tamaki (Mika Akizuki) and Mika (Miku Uehara) are also unnoticed students at the same high school. These five girls form a dance club and begin to dance to get credits. They soon learn the joys of dancing and also learn to express themselves.
A love between high school students Naoki (Kanta Sato) and Kotoko (Reina Visa). Naoki is handsome, good at sports and smart. Even though Kotoko is not very smart, she has a bright personality and strong will.
Yuki (Tsubasa Honda) is a 2nd year high school student. She volunteers at a paediatrics ward for her summer vacation, because she wants to witness the moment a person dies. She got that thought after feeling envious of a transfer student's story of seeing a friend's dead body.
Yuki has friend named Atsuko (Mizuki Yamamoto). She was bullied in the past and has anxiety issues. She volunteers at a nursing home for her summer vacation, hoping that she will gain courage if she sees the moment a person dies.
Nobuko (Sayuri Yoshinaga) works in Nagasaki, Japan as a midwife. Her son died 3 years earlier from the atomic bomb. On August 9, 1948, her son appears in front of her again. Since that time, Koji (Kazunari Ninomiya) appears in front of her and they reminiscence about pleasant times. These happy, but bizarre moments seem eternal.
Kie Hirano (Haruka Ayase) is an ordinary OL who often daydreams. Mitsumasa Kodai (Takumi Saito) at the same company as Kie Hirano, but he is an elite salaryman. He is the eldest son in the Kodai family and he is also telepathic. Mitsumasa Kodai got his special ability to read other people's mind from his British grandmother.
Mitsumasa becomes attracted to Kie's warm heart and her dreamy temperament. They begin to date and enjoy their days together, but Mitsumasa Kodai's mother calls.
Takashi Hayama (Nijiro Murakami) is a third year high school student. He falls in love with Azusa Oribe (Akari Hayami) at first sight and they begin to date.
One day, Azusa tells Takashi "people who meet me, forget about me several hours later."
Takashi doesn't believe Azusa, but by chance he realizes that he forgot about Azusa. So he won't forget Azusa, Takashi begins to leave a note for himself and Azusa.
Hatori Matsuzaki (Mirei Kiritani) is a female high school student. She has a crush on her childhood friend Rita Terasaka (Kento Yamazaki) and believes he will eventually choose her as her heroine, but Rita Terasaka begins dating Miho Adachi. Meanwhile, the most popular male student, Kosuke Hiromitsu (Kentaro Sakaguchi) takes an interest in Hatori Matsuzaki.
When she was a middle school student, Futaba Yoshioka liked Kou Tanaka who was unlike the other boys and quite gentle. Kou Tanaka then moved away and they lost contact.
At the end of Futaba Yoshioka's first year as a high school student she meets Kou Tanaka again. Kou Tanaka’s name has changed to Kou Mabuchi and his personality seems different from his middle school days.