Park Chang-hwan (박창환)

Romance rekindles amidst urban crisis. "Team Zero"" is a covert investigation unit unrecorded in any documents. During her pursuit of a monster terrorizing Seoul, Captain Yeoheun Jeong encounters her estranged first love, Jian Kang. Forced to work together, they uncover unsettling truths about the city's mysteries and their own pasts.

Some children are raised in the hands of Kwak No, After establishing a Disciple-Master relationship, the children dream of their own dreams by practicing martial arts and walking in that path to become masters. In order to make a living, Kwak No always had to leave his seat, and Seon-yu, the eldest of the children, has to take care of the Children, and He’ll be the Great Master.