Utagawa Kotoha is a bright 25-year-old woman. She is sometimes timid, but she is also a curious person. Through her friend's introduction, Kotoha Utagawa moves to apartment #7 in an apartment building exclusively for women. There, she gets involved with weird phenomenons. She happens to meet Nakame Reishi. He introduces himself as a psychic, but he doesn’t have psychic abilities. This is in spite of Reishi Nakame's grandmother being an itako (blind women who are trained to become a spiritual medium). His aunt Iwato Shima is also the head of a Shinto shrine. Kotoha Utagawa and Reishi Nakame ask Shima Iwato to perform an exorcism.

After a failed operation to capture the infamous drug dealer, Jiang, Investigator Techit finds himself traveling to his friend Sritang's resort in order to take a break. There, he meets a sweet-voiced ghost who haunts his room and can not remember anything about her past. He decides to call her Siangwaan because of her pretty voice, and the two then begin to find out her real identity.

Kim Je Hyuk, a famous baseball player, is convicted after using excessive force while chasing a man trying to sexually assault his sister. Shockingly to him and the rest of the nation, he is sentenced to a year in prison. There he meets his childhood friend and fellow baseball player, Lee Joon Ho, who gave up on baseball after a car accident, but now is a prison guard and one of Je Hyuk's biggest fans. The drama revolves around Je Hyuk's time in prison, as well as prisoners he meets and events that take place there.

30-year-old Kamata Rinko is single and a struggling scriptwriter. She has no boyfriend and keeps having night outs at drinking spots with her girlfriends Kaori and Koyuki. “If I become beautiful, a better guy will appear!” “If we grow to like each other, we can get married!” They will not stop talking about these hypothetical questions. Then a younger, handsome, golden-haired guy suddenly utters, “These “what if” women!” and the trio have to face the harsh reality that they are no longer girls. Rinko enters her 30s while still immature, seeking happiness and struggling with romance and work.

Based on the same-titled novel by Raymond Chandler, the drama is set in Tokyo, in the 50's. Harada Tamotsu was suspected of murdering his wife, the actress Harada Shizuka. He then fled to Taiwan and had apparently committed suicide over there. However, Tamotsu’s friend Masuzawa Banji, who works as a private detective, has doubts about Tamotsu’s death, but the incident is hushed up by Harada Heizo, a powerful media mogul. Soon after, Masuzawa is pulled into another case involving the neighbors of the Harada family, a drunk novelist Kamiido Joji. His investigations lead him to a publishing company editor, Haneoka, and to the sister of the murdered Shizuka, Takamura Yoshino. Most but not least, he is introduced to Joji's beautiful wife, Aiko, who seems to be the key to both the cases.

Drama series follows the life of actress Tetsuko Kuroyanagi (Hikari Mitsushima).

In season 4, the format of the competition has changed to team battles between chefs. Each week, three chefs form a team and create a dish for the celebrity. The show now has a dedicated room for the teams to work out a plan, a room specifically used for the cook-off, and the familiar room in which guests are introduced and show what is in their fridge.