With graduation 10 days away, homeroom teacher Hiiragi gathered all 29 students of class 3-A and proclaims them his hostages. His last lesson regards the death of a student that passed away a few months before. Nobody will be able to graduate until the truth is known.

With her gloomy demeanor, Sawako has a hard time fitting in. But when an outgoing classmate approaches her, life takes a turn for the better.

The First Investigative Division is the star unit of the Tokyo Metropolitan Police Department. Jun'ichi Ōiwa, the head of the division, leads around 400 elite detectives. He has an extremely heavy responsibility: attends initial investigations at the scenes of all brutal crimes that occur within the metropolis, decides on the course of action of the investigations at the same time as he directs many investigation task forces and gets into investigations himself at the critical phase. However, Ōiwa is definitely not a superman. Amid his suffering, Ōiwa overcomes this grave responsibility and is quite simply a "life-size hero" and "ideal boss" to his subordinates.

Aoki has a crush on Hashimoto, the girl in the seat next to him in class. But he despairs when he borrows her eraser and sees she's written the name of another boy—Ida—on it. To make matters more confusing, Ida sees Aoki holding that very eraser and thinks Aoki has a crush on him!

Ritsuka Uenoyama is bored with it all—with school, with his basketball club, and even with his one true passion: playing guitar. That is, until the day he finds his favorite hidden napping spot occupied by a strange boy cradling a broken-stringed guitar. At first, Uenoyama is nonplussed by Mafuyu Satō and his slightly odd behavior, but when, on a whim, he asks Mafuyu to sing, the power of that song pierces him to the core.

A former child star, working under a false name, is tasked with managing a team of troubled talents in a struggling department, all while hiding her past and facing a tough boss.

Takamura Misono works for a company that makes tsukemono (preserved vegetable side dishes). She enjoys listening to podcasts and eating alone at home from food bought at franchise restaurants on her way from work. She isn't very good socializing with other people, but she is enthusiastic when she talks about things she likes. Her co-worker Sudo Arisa suggests to her that she should start her own podcasts. Following her suggestion, Takamura Misono starts a podcast titled Omimi ni Aimashitara. Her co-worker Sasaki Ryohei also joins the podcast. While doing the program, Takamura Misono grows as a person.

Riku Kuroe is a 24-year-old deliveryman from "Elephant Express", a delivery company located in a lonely shopping district. Every day she works hard delivering various packages with her small truck, and she believes that every item is someone's treasure.

Three friends time-travel back seven years to the height of a serial murder spree to uncover the truth behind a "guilty" woman's execution.

Kazuhisa Fukase graduated from a prestigious university, but he leads a boring life. His only strength is making delicious coffee. Whenever he makes coffee, he is reminded of his friend Yoshiki Hirosawa. He was friends with Yoshiki Hirosawa back in their university days, but Yoshiki Hirosawa died on a snowboarding trip 10 years ago. One day, he meets Mihoko Ochi at a coffee shop. He is strongly attracted to her. Kazuhisa Fukase goes to a professor’s retirement celebration at a university. There, he meets Kosuke Asai who went snowboarding with Yoshiki Hirosawa on that fateful trip. Journalist Toshio Ogasawara also appears there. He has been investigating Yoshiki Hirosawa's death.

Asao Atsuko works at the bento shop “Yonesuke” in Yanaka, Tokyo. Iwaki Kohei is a patent attorney who handles procedures related to patents and other intellectual property on behalf of his clients. The two met in university and, twelve years later, are still living together. They have a close, comfortable relationship—sharing meals every day and noticing even the smallest changes in one another, leading a life they are content with. However, Kohei ends up having a one-time affair with his colleague, fellow patent attorney Takano Yuko. Standing at a crossroads in their lives, the three struggle with hesitation, emotional drift, and stubborn pride. What kind of “family” will they ultimately arrive at?

Hiroshige Akihisa works for a karaoke company. When he is interviewed about the past 30 years of the Japanese music industry, he gets confused when he is asked about his high school student days. An incident that happened 29 years ago caused him to suppress his memories, which have now come back. On March 20, 1995, the Tokyo subway sarin attack took place. At that time, Akihisa was a high school student who got good grades and was well-mannered, but the Tokyo subway sarin attack led him to face the death of someone he knew and shook his world. Around that time, he was suddenly called out by his classmate Suzuki Shotaro, whom he wasn't very close to. Shotaro asked him if he wanted to live vacantly into his adulthood and then die. Would he be happy living that type of life? Akihisa then joined Shotaro’s group and hung out with them in Shibuya. One day, Shotaro is attacked by someone. Akihisa decides to take revenge on the attacker and begins to search for him.

A secret life is the one thing they have in common. At school, Hori is a prim and perfect social butterfly, but the truth is she's a brash homebody. Meanwhile, under a gloomy facade, Miyamura hides a gentle heart, along with piercings and tattoos. In a chance meeting, they both reveal a side they've never shown. Could this blossom into something new?

No synopsis available yet.

After a painful breakup with her unfaithful coworker boyfriend, Maika teams up with her company’s new CEO, Shun, in a fake relationship to get revenge. With Shun looking to dodge an arranged engagement, their plan works for both—until hidden motives surface, sparking a deeper web of love, lies, and revenge.

Rio Sasaoka, a high school teacher struggling with the pressures of her job, finds solace in a secret social media account and the support of her caring boyfriend. When she's unexpectedly assigned as a homeroom teacher to a third-year class, Rio faces new challenges that test her resilience and rekindle her passion for teaching.

High schooler Akiko has big plans to become a popular mangaka before she even graduates, but she needs to get much better at drawing if she ever wants to reach her goal. Looking for an easy fix, she signs up for an art class, thinking all her problems will soon be solved. She's in for a surprise: her new instructor is a sword-wielding taskmaster who doesn't care about manga one bit. But maybe this unconventional art teacher is just what she needs to realize her dreams!

Mitsu became a college student while dragging along the trauma of her first boyfriend and a broken heart in her years back in junior high school. She was thinking about going to college and finding a new love, but the person in the room next to hers is Kaede, her ex-boyfriend! It had been 5 years and he has become sophisticated and grown-up, but his gentle smile has not changed. Mitsu wants to forget her old love and enjoy university life, but she finds herself trapped between her grown-up ex-boyfriend and her best friend.

"Newlyweds" Keiichi and Akira Hirose have moved to a new city. Keiichi, who works as an author, and Akira, who works with kindergartners, are hiding a big secret from the people around them.

Rei attended an alumni gathering with his elementary school classmates. Among those reunited are Rei's lover, Rina, and Hajime, who was Rei's close friend. The seven former classmates suddenly realised they were trapped in a closed room and all exits of the building have been locked.