Major crimes unit detective Seong-jin arrests Tae-sung for petty crimes, but shocked to find out that he is the notorious serial killer. However, Seong-jin becomes doubtful of his identity as the serial murder case is investigated.

Chul-soo is one of Korea’s best intelligence agents: he can accomplish any given mission. One day, a mysterious explosion takes place in Seoul. Chul-soo flies to Thailand on a mission to rescue a person who holds clues to the incident. Meanwhile, Young-hee goes on a business trip to Thailand and gets entangled with Chul-soo’s mission. Will he accomplish his mission and save his wife at the same time?

Jang Tae-Young is a popular trouble shooter in the criminal world. He is cold and ambitious. He dreams of building a casino hotel one day. A reporter then goes to Jang Tae-Young.

Dae-gil has been skilled with his hands and has shown a strong desire for winning ever since he was a child. He will succeed his uncle and jump into the world of Tazza, risking his life in competition.

After losing her laundry store to a fire incident, a single mom Duk-hee receives a call from a bank offering a generous upfront loan so she takes it right away. But soon after, she finds out that she has become a victim of a voice phishing scheme. Devastated, Duk-hee turns to the police for help, only to be more disappointed that there is no hope of retrieving her money. At the moment of despair, Jae-min, the phisher who tricked her, rings her phone once again to tip Duk-hee off about the criminal organization that locked him up and coerced him to make voice phishing calls from China. With that call, Duk-hee makes up her mind to investigate this case for herself and take a plane to China with her friends.

Joon-bae was working at a health foods company until one day he gets diagnosed with cancer. Hee-jin, who works at the factory, suddenly has a lung disease. A middle man named Gwang-woong approaches them and tells them about ‘human horns’, which are considered only a legend. A hunter has to make money for his mentally-ill daughter, and Gwang-woong gives him one last hunting offer. There’s no more hope or choice. To survive, these people will do anything… but they have to eat someone to do so.