Hyun-seok wanted to become a member of the national taekwondo team, but due to frequent injuries, he quit the backup national athlete position in taekwondo and lived a normal life while working at a creative company located in Gangnam Station. Even, he had a crush on Min-jung who works for the same company. Hyun-seok is going to work as usual... At some point, he is attacked by zombies and overcomes the crisis of life and death, but he has to play the final match against zombies.