Ren Ishikawa

High school student, Yo, lived with her father, Nao, after her mother, Sachiyo, left the family when she was very young. However, their life together came to an end and they started a new life as a family of four with her father's second marriage partner, Miko, and her stepdaughter, four-year-old Hinata. She confides in Riku, who belongs to the same art club as Yo, about her confusion about this new life. Yo, who has been developing curiosity for her biological mother, Sachiyo, promises to go with Riku to Sachiyo's art exhibition.

An anonymous letter is delivered to the Tokyo Metropolitan Police Department. The letter states that a criminal of a murder case will appear at the countdown party Masquerade Night that will be held at Hotel Cortesia Tokyo. Detective Kosuke Nitta must go undercover and work again at the Hotel Cortesia Tokyo. There, he meets Naomi Yamagishi, who works as a concierge. Without any information about the criminal, except that the person will be in attendance, Detective Kosuke Nitta works feverishly to find the criminal among the 500 attendees.

Iori Kitahara procura por uma nova vida da Península de Izu enquanto se prepara para iniciar uma nova vida universitária lá, permanecendo em um quarto que fica sobre a loja de equipamentos de mergulho de seu tio, conhecida como “Grand Blue”. No entanto, ele fica chocado quando conhece o clube de mergulho local, um grupo de homens musculosos que passam mais o tempo bebendo, festejando e ficando quase nus do que mergulham. Apesar de suas tentativas de se distanciar do grupo, Iori é rapidamente pego em suas travessuras, enquanto suas primas tentam mostrá-lo as maravilhas do mergulho no oceano e no mar.

In "Mienai Koi no Hanabi," Kana Kojima is a 27-year-old dental assistant living in Tokyo. A depressed girl who has delusions while denying her fateful encounter. One summer day, Kana visits Fukuoka for work and meets a tall, handsome, medical consultant, Hiroki Watanabe, who she becomes interested in on their first encounter. Kana spends the night on a drive around the city in Hiroki's car. Escorted by a man from Fukuoka, Hiroki, Kana has an emotion she has never experienced. "I wish the night didn't end ..." After the end of the night, they never met again. The only thing they did was exchange one email the next day. However, her thoughts for Hiroki did not go away. Two years later, summer comes back to Fukuoka. On the night of the Ohori Fireworks Festival, Kana decides to meet Hiroki. Does the love between Tokyo and Fukuoka have no beginning or future?

Three murder cases take place in Tokyo. Numbers are left at the murder scenes, possibly hinting at where the next murder will take place. An investigation begins of the serial killer and Detective Kosuke Nitta works on the case. He believes the next murder will take place at Hotel Koruteshia Tokyo. To catch the killer, Kosuke Nitta goes undercover and begins working at the front desk of the hotel. Naomi Yamagishi works at the front desk of Hotel Koruteshia Tokyo. She is selected to train Kosuke Nitta for his front desk job, but they can't get along. Kosuke Nitta is focused on catching the killer, but Naomi Yamagishi prioritizes the safety of the guests. As they begin to understand each others differences, they also begin to build a trust between each other. Who is the murderer?

Shizuoka Miyakonojo is a middle-aged paparazzi photographer. His skills as a cameraman are good, but he gambles and is in debt. When he worked in the editorial department for weekly picture magazine 'Scoop!,' he landed numerous scoops. He now works as a freelance photographer and chases after celebrity scandals. Shizuoka Miyakonojo works with Nobi Namekawa. She is a rookie reporter for 'Scoop!' and they land a scoop.

To bring back her dead friends, high school student Naomi (Rina Ikoma) goes back to the elementary school where a tragedy took place. She becomes involved in a new incident.

Elementary school alumnus are held captive in a school and forced to play a fatal game "Jinroh Game."