Shota Inoue

12 years ago, Hideto crippled his younger brother Masato in an accident in the woods. Hideto had avoided Masato ever since, but meets a physically healed but emotionally wounded Masato when he visits home one day. This Masato gets him to face the accident. Hideto then goes to meet the real Masato.

Two women are flat-mates and friends in Tokyo. One is an event manager and the other works in the world of fashion marketing. The result shows that one is pregnant one day. The woman decides to give birth out of wedlock. It is a major decision, which is the harbinger of not just a change in their lives, but also their relationship.

A 6-people high school friend group Masaomi, Sho, Runa, Daichi, Hiyori, and Haruto gathered in a luxurious Western-style building after receiving an invitation from the alumni association. They were greeted by a man who seemed to be a butler in the mansion and were pleased to see him again, but no other attendees were found. When they were wondering, a flashy man who seemed to be the owner of the hall appeared, calling himself as a Game Master and told them: "I'm going to ask everyone to play the game. Can I call it "Murder Mystery"? Find out the criminal who killed Inoue Honoka."

Hitsujitani Chiharu joined a big advertising agency after she graduated from a university. She experienced a hard time at her job due to harassment. After 3 years, Hitsujitani Chiharu decided to quit working at the advertising agency. She begins to work for a temp agency that is run by her aunt. There, she meets Kurusu Arashi, who works as a career adviser at the temp agency. He walks with a cane due to discomfort from his left foot, but he has a great reputation as a career adviser and his nickname is The Devil of Changing Jobs. He often makes biting remarks to people worried about changing jobs. Working with Kurusu Arashi and dealing with people who are looking to change jobs, Hitsujitani Chiharu also grows as a person.