Lee Hyeong-cheol
Ko Sang-Sik is in his 40's and still single. He works as the environmental facility section chief at city hall. Ko Sang-Sik becomes involved with Kang Min-Joo. She is also in her 40's and still single. She works as a PD at a broadcasting station.
Jae-hyuk is a pharmaceutical worker for a medical supplies company. When a series of dead bodies are found floating in the Han River. The public is shocked to discovered that the deaths are related to a fatal outbreak of virus-infected mutant parasitic horsehair worms, called 'Yeongasi', that can control the human brain. Those infected shows symptoms of hunger and thirst, hence jumps into the river to combat dehydration. Whilst the authorities work to find a cure, Jae-hyuk struggles to save his family when they also exhibits similar symptoms.
Based on a mega popular bestseller of Korea, this drama is somewhat like the drama Snowman because of the fact that the step-sister falls in love with her step-brother and vice versa. Hyuk-soo is somewhat a cliched Korean character. Good at fighting and smart, but chooses the wrong path (almost as if he's forced to be a jopok); has morals; is loyal; and most importantly, loves one woman only. Eun-hae's mom and Hyuk-soo's dad, both widowed for a long time, fall in love and decide to get married before Eun-hae's mom dies. While this is going on, Hyuk-soo and Eun-hae meet. Automatically they know they are in love, but since they become family, Hyuk-soo looks at her in a way an older brother should ... or does he?
Ji-eun, a member of North Korea's dance troupe and the daughter of the North Korean leader, escapes to the South after one of their perfomances. Eager to explore the liberal life in Seoul, Ji-eun searches for a new life of freedom in South Korea. She soon comes across Joon-ho, a leader of a local rock band. Their relationship then takes unexpected turns as they become closer to each other. Meanwhile, the intelligence agency in South Korea learns of a conspiracy being orchestrated by the American CIA to disrupt the peace on the Korean peninsula; the CIA plots to secretly kidnap Ji-eun. Secret forces from the North and South reluctantly agree to work together to prevent a possible war between their two countries.
Guerilla fighters take hostage twenty Korean workers in the Philippines. The Korean army dispatches five special unit agents to carry out a rescue mission. But when a mischievous computer hacker tampers with military computer records, five soldiers are sent to wrong jungles of the Philippines.
