OCN's "Black Hole" is directed by Jin Fengzhu of "Mobile phone" and written by Zheng Yidao, "others are Hell" and "Save me". It tells the suspense story of the biological actions of the people who survive among the mutants who inhale suspicious black smoke in the sinkhole. Kim Yubin plays Interpol Li Huashan of the wide-area search team of the Seoul Local Police Department, who comes to Wudi City after receiving a phone call that killed his husband and ushered in a turning point in his life. Li Junhe plays Liu Taihan, a native rescue vehicle driver in Wudi City, who usually looks peaceful and jokes, but in fact he has a better sense of justice than anyone else.