When the night falls, humans are more of a threat. Composed of 4 interlinked horror stories:

"Blind Date": Pink, a dating app addict, meets Q, a mysterious handsome guy. They establish a deep connection that ends up with Pink having a strange pregnancy which haunts her until the end.

“Requiem of the Adolescent”: Lada, a nurse hired with a vast amount of money to take care of Her Serene Highness Srisaang. Her terrors awake when her patient abnormally gets better.

“Death Channel”: Off and Boat, a successful youtuber and an idol team up to create a paranormal activity channel that has been sponsored by an anonymous user, they never know what is waiting.

"Into the Hole”: Chai, a charismatic person is a one-night stand expert in hopes to record a sex tape to earn a dime. Then he meets Dao, a charming woman. His mischievous behavior continues, but this time it would not be as easy as before.

The drama is about a highly successful lawyer who falls from grace because of one case. He becomes a fixed term teacher at a high school that is tied to that case in order to regain his honor. Though he goes into the classroom for selfish reasons, he begins to see the crimes that take place and he takes matters into his own hands to help protect victims from their peers. The drama will shine a spotlight on the reality of teenagers facing little to no repercussions after committing a crime because they are teenagers, providing no protection for those who become a victim to these crimes.

Takakura So witnessed his father's murder at a young age. Pledging to catch the killer, he grows up to become an elite cop in New York City, where the criminal lives. His character is cool-headed and disciplined, yet adapts well. Because of major drug dealings, he gets sent to Tokyo to conduct a joint investigation with the Japanese police. There, he gets teamed up with, Kudo Maruo, a detective from a special investigative division. Kudo is a hot-blooded fighting expert due to his earlier days as a delinquent, but he makes a strong impression with his stylish appearance and is always interested in going on group dates. His personality, interests, and investigation methods are completely mismatched with Takakura's, but the two somehow work together to crack the case they've been given.

Chen Xiao Qian is an unknown screenwriter who's been single since birth. She's worked really hard and finally finished a grand drama of a heroine, only to have filming delayed because actor Han Ming Xing can't stop questioning the script! She's determined to prove him wrong--until things go topsy turvy and she winds up stuck in the world of her own creation!

Now known as the Third Princess, a minor character who was supposed to die in the third episode, Chen Xiao Qian has to not only navigate a plot gone completely out of control, but survive and find a way home. The problem? Han Shuo, a crown prince of an enemy city--the man her character kidnapped to be her husband. He's got his own agenda, and part of that might mean falling in love with the "wrong" girl.

Orachun, a millionaire, is a patient who falls in love with a nurse named Karakade. However, his love isn't easily reciprocated as Karakade follows the path of reality and not destiny.

The story of a young millionaire and a talented financier, who was nicknamed the 'God of Economics'. Yiamyuth - a proud and charming guy who believes that in life there is nothing more important than money. Outside, he seems cunning and irritable, but it's all just a mask that he wears because of his lack of love. At heart he is understanding and sensitive. Abandoned as a child by his parents, Yiamyuth does not believe in love and uses women only as a mechanism to achieve his goals. When he learns who his father is, he decides to take revenge by taking over his father's company. There he meets Dao Nuer - a carefree and cheerful, but poor girl. At first, they don't get along well and bicker all the time, but they gradually start to develop feelings for each other. Dao Nuer will help Yiamyuth realize the value of love and will do everything for him to abandon his revenge.

Eighteen years ago, on an ordinary night, seven teenagers, such as Lin Langsheng, Shen Jingyi and Xie Jiafu, who grew up in the estate, quarreled with the villager, Hu Qisi. After the fighting and chasing in the night, Qi Si fell in the pool of blood and died. They ran into a catastrophe and decided to bury the body, praying that this secret will never be known. Over the past 18 years, they have all grown up and established their own careers and lives. However, Qi Si's body was discovered and the secret of that year was unearthed. Inspector Ruan Lijin of the serious crimes team took over the homicide case and gradually revealed the truth.

Li Jin's father, Ruan Jin is Qi Si’s biological father, and he is urging the murderer to bear the blame. Faced with heavy oppression, Langsheng, Jingyi and Jiafu stood at the door of life choices. Want to admit your fault and take responsibility? Or continue to hide the truth and fall into the dark abyss? When Langsheng fell in love with Li Jin, he fell into the trap of multiple relationships and could not break free. The real murderer, however, hides in the darkness, destroying all who reveal the truth.

Radio DJ Liang Xiao Shu is outgoing, straightforward, optimistic, and a little drama queen at heart. After finding out her boyfriend of three months is cheating on her, she is devastated. By chance encounter, she meets Zhou Zhen who comes from a former gangster family that has decided to keep their hands clean. Zhen is gentle, gracious, and upright, and he encourages Xiao Shu and tries to help her move on. Zhen becomes an employee at the radio station where Xiao Shu works by mistake and goes to great lengths to hide his true identity by impersonating a salesperson. Little does he know, the seed of love has already begun to grow.