Programmer Hao Duan Duan lost his job due to the collapse of his previous company. Sun Yi Liu, a returnee investor, saw a profitable opportunity in the AI ​​travel app that was previously created by Duan Duan. This led to the two of them forming a team to start a new business, and to solidify the team, they also brought in Li Meng and the executive Zhou Xiao Ou, who's going through a mid-life crisis.

This drama is set during the revolutionary time in Shanghai, based on a novel of the same name of Hai Fei. During the republican revolution, Chen Shen is a secret agent under Special Operations Executive Director Bi Zhongliang, among the agents called “sparrow” (similar to the program “zero” in Japan)

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Yoichiro (Kippei Shiina) is a ice-cool heart surgeon and an associate professor at a medical school. He is well known for developing an innovative method to transform an old heart into a young heart. Kazuhisa (Kenichi Takito), who is suspicious of bureaucrats, asks him to work at the National Neo Medical Center. Yoichiro turns down Kazuhisa’s offer, because of his likely promotion to a professor. Yoichiro then becomes involved in a mysterious document commotion over his past medical mistake. Meanwhile, famous actor Rentaro (Tatsuya Nakadai) is admitted into the hospital because of a cardiac problem. He expects to improve with treatment from Yoichiro.

Chung Ka Bo, Lam Siu Mei and Lee Ching Yee are three friends who are as close as sisters. Ka Bo is nominated by Siu Mei to participate in their school's beauty contest, where she makes a splash and is recruited by a manager, Wong Yat Yin. Ka Bo's challenges begin as she enters the "battlefield" of the entertainment industry, and she finds herself struggling to balance her newfound fame and her longtime friendships.

The story is about a genius scientist who makes a robot wife in place of his real wife who passed away 7 years ago. Choi Go Bong (Yang Dong Geun) works in the field of artificial intelligence. His wife died 7 years ago after giving birth to their son Choi Yool (Jo Yeon Ho). Choi Go Bong then developed a borg mom (Park Han Byul) using AI and robotics. Choi Yool enters a prestigious kindergarten and the borg mom meets the other mothers there. The mothers group is full of vanity and pretentiousness.

"Plaai Krung" is a cursed song that everyone who sings this song, will die from bleeding. Maeyakorn, the fuddle player, need to help Yot, the heir of this song composer, to find out the truth when her friend and teacher die after singing this song. They then find out that composer of this song is teacher Terd not Pook. Terd's spirit is still here with that song and will kill everyone who sing it. They will ruin this song but someone steal the lyrics.

After a drunk Chakree mindlessly slept with his servant, Sawarot, he broke up with his long-term girlfriend, Monsicha. In despair, he dies in a drunk driving accident and becomes a roaming spirit who sees everyone but can’t be seen. When Chakree discovers a secret, he attempts to prevent something bad while keeping Monsicha from moving on to another guy. How can Chakree accomplish anything as a spirit who might not reborn again?