Towards the end of their summer holiday, a group of high school students’ peaceful lives are disrupted. Someone named “Admin” adds them to a chat group and forces them to play a killing game. Before they find and remove “the target”, whose identity is unknown, anyone in the chat group who does not reply to other members’ messages will die instantly. Panic strikes as students in the class suddenly die one by one. Ho Hei Yin, a gentle and simple student, fights with “Admin” to protect his precious friends. In order for the class to survive, Yeung Yuet Ying vows to uncover the identity of “Admin”, even if it means putting herself in danger. A cynical Shek Hiu Yeung aims to save as many classmates as possible by locating and removing "the target” quickly. While the trio try to save others, some people show their true colours under pressure. One of them uses the game to kill others in order to win. Another one kills his friends brutally for revenge. One uses his friends as pawns in order to survive…The place where they should enjoy their youth is turned to a scene of carnage.

Episodes: 15

In Ha is the son of a talented pianist, and dreams of taking over his family's business. But when one day his father brings home an illegitimate son, Ji Ho, and declares that he will be the heir to the family business, In Ha’s world is shattered. In Ha's mother hereby want's revenge and uses JiHo, while playing the goodnatured mother in front of him.

Ji Ho grows up to be a pianist prodigy and the heir to his family's business. He loves his stepmother and stepbrother In Ha more than himself and only wants the best for them. But when he finds out the secrets, lies and plots which have used on him, he vows to revenge on the people who he once thought was his closest family.

Set during the reign of famous tyrant King Yeonsangun, it tells the story of Hong Gil Dong (Yoon Kyun Sang), the illegitimate son of a nobleman who stole from the rich and gave to the poor, and his journey in becoming Joseon’s first revolutionary activist.

Mi Ja, Ji Young and Yun Ah are three 30 year old urban single woman.. Mi Ja is a dub actress who is devoted to find a right man before becoming too old, but she failed in every blind date and neglects the best man besides her. Ji Young's biggest wish is to marry her actor boyfriend who is with her for ten years; she has too many romantic love imaginations, she had too much to deal with her mother-in-law. She can't handle the love. She is easily influenced by friends, how should she decide this difficult but precious love? The hot and attractive girl Yun Ah, is a winner in love. She knows men well and handle them well. Mi Ja and Ji Young admires her, however, at last she failed in a married man.

A collapsed woman, wearing white clothes, is found at a park in the early morning hours. The woman introduces herself Byakuya. Except her name, she doesn't remember anything else about herself. She doesn't know general stuff either, but she holds extensive medical knowledge and has a genius like diagnostic ability. With just the smallest amount of information, she is able to diagnose any disease. She begins to work with a diagnosis team at a hospital.

Two girls of similar faces walked into Ying Hao Dong's life one after the other. The former, like her name, the Epiphyllum flower, withered in a turn of events. The former, also similar to her name, the Jasmine flower, warmed Ying Hao Dong's heart. 18-year-old Lan Su Xin, while seeking employment, met Ying Hao Dong who was mentally devastated after the death of his girlfriend. Lan Su Xin, after becoming Hao Dong's caregiver, suffered many obstacles from family and friends. However, she was able to maintain a sunny disposition and defused it all. Under the efforts of Su Xin and Hao Dong's mother, Hao Dong's memory slowly comes back. The mystery surrounding Hao Dong's accident and the death of his girlfriend slowly unfolds.

An apocalyptic thriller that takes place in a time in which infectious diseases have become the new normal.

In a newly constructed apartment in a large city where the higher floors are up for general sales and the lower floors are rented out, the drama depicts the subtle psychological battle and the class discrimination that occurs. The city hits rock bottom when an impending apocalypse hits in the form of a new type of infectious disease in which people suffer from unabated thirst.

Yoon Sae Bom grew up in an unhappy household. She is decisive and has fast judgement, and she’s the type to put things into action as soon as she puts her mind to it. Her motto is to live comfortably in the complicated world, but she’s actually a character who can hold a grudge.

Jung Yi Hyun is a violent crimes detective and the female lead Yoon Sae Bom’s former high school classmate, friend, and fake husband. In high school, he drove his baseball team to victory at the high school baseball league and was selected in the second round of the major league baseball draft. However, he had to quit baseball due to a knee injury, and it was Yoon Sae Bom’s sympathy and bravery that helped him get back on his feet.

Han Tae Seok was an information agent while serving in the military, and after being discharged, he worked as an executive at a pharmaceutical company. He is the perfect person for a position dealing with infectious diseases.

Tenko runs a pension alone. It is located in a forest in Nagano, that is full of the Japanese larch tree. She interacts with her guests, who come from all walks of life.