In a prologue, the cast is introduced to the settings and suspects of a murder case for the new episode. The cast then chooses their role in the episode, as a particular suspect or the detective. Other than the detective, each person is given detailed information about the suspect they are portraying including their personalities, alibi, relationship to the victim and other suspects, history, criminal motive, etc. Every suspect can conceal information until explicitly questioned by other suspects or the detective, but only the criminal can lie.

Rekihiko Tokiya is an excellent detective in Kyoto. While chasing a suspect, Rekihiko Tokiya falls into a water storage pool at an abandoned factory. He wakes up in a hospital room, stunned that he cannot remember anything from the last 20 years. Although he is 51 years old, he cannot recall anything past the age of 31 when he first started working as a detective. He is a divorcee, but he does not remember his ex-wife. His personality also changes, once confident but now meek and timid. His sense of justice is still strong. Rekihiko Tokiya resumes work as a detective, but he deals with cases differently than in the past.

Favored by the former emperor, Princess Chen Lang Yue was allowed to grow up free and unrestrained despite living within the confines of the palace. She is not only a stunning beauty but also proficient in everything from poetry to music. Filled with a thirst for knowledge, Chen Lang Yue who is buoyed by her interest in construction sneaks out of the palace to join a team of craftsmen.

Li Qing Feng formed the Muyu team with his childhood friend Luo Ye. Luo Qing Feng is a genius in architecture. He comes from an aristocratic family. However, he is insecure about his status as an illegitimate son. Together, eight young individuals with different personalities collaborate to build an interesting architecture.

Mitsuhiko Amano is full of regrets. A 46 year old salaryman who had just been laid off, he was told that his wife wanted a divorce, something that he might have been wanting for years. So he visits a soapland, a place he hasn't been since he started dating his wife 22 years ago. While there, a fire suddenly erupts, trapping Amano and a soapland girl in the bath. In a rare moment of bravery and decisiveness, Amano attempts to lead the girl to safety, only to slip and hit his head. As his consciousness fades, he sees the back of the soapland girl making her escape... A fresh set of regret blankets him as he passes out, he returns to his 16-year-old body while remaining 46 years old. The time is 1986. (Source: Mangakakalot) ~~ Adapted from the Manga “High Posi” by Takashi Kira.

A story revolving around a red wine demon who comes to the human realm in search of a man who can help appease a thousand year of grievances.

A thousand year-old red wine and wine jar take human form as a girl named Jiu Jiu Jiu and a boy named Tan TanTan as they are close to achieving immortality after years of cultivation. The bureau in charge of promoting demons to fairies gives the two a mission to complete. They are to find a human with all the right qualities who will marry Jiu Jiu Jiu within a hundred days. Only through this way can Jiu Jiu Jiu be freed from years of resentment, thus allowing Jiu Jiu and Tan Tan a pass to the immortal realm.

The man in question is none other than Gao Leng, a man who happens to hate alcohol and is extremely sensitive to it. Jiu Jiu Jiu and Tan Tan Tan sneak their way into the school but end up causing a ruckus on their first day, thus beginning a story of romance and hilarity.

(Source: ChineseDrama)

Episodes: 24

Rosana is the head of her family. She works hard trying to earn money to care for her sick mother. Despite her best efforts, she's laid off. In her desperation, she's willing to do anything in exchange for the assurance of her mother's care, even take on the role of a wealthy person's fake daughter in order to inherit. In the midst of an unfamiliar family, Rosana has to deal with powerful Korn, a cousin intent on proving her true identity.

Adapted from the novel "Jam Laeng Rak" (จำแลงรัก) by Chuwong Chayachinda (ชูวงศ์ ฉายะจินดา).

Bonus footage found on the DVDs of Keyakizaka46's 8th single 'Kuroi Hitsuji'. In Keyaki House we see the members spend unscripted free time with each other without their staff. The footage is divided into three parts, each part is in a different version of the DVD.