Kim Hyun

Following the death of his family in an accident, loner Cha Hyun Soo moves to a new apartment. His quiet life is soon disturbed by strange incidents that start occurring in his apartment, and throughout Korea. As people start to turn into monsters, Hyun Soo and the other residents try to survive. (Source: Wikipedia) ~~ Adapted from the webtoon “Sweet Home” (스위트홈) by Kim Carnby (김칸비) and Hwang Young Chan (황영찬).

Yoon Hyun Woo is a devoted, hard-working, and loyal secretary to the Soonyang chaebol family, which runs the lucrative Soonyang Group business empire, founded by Jin Yang Cheol. During a power struggle between Jin Yang Cheol's children for control of the empire, Hyun Woo is ruthlessly betrayed and killed under the orders of an unknown member of the chaebol family. Miraculously he wakes up as a kid inside the body of the youngest member of the family – Jin Do Jun. After he realizes what has happened, Yoon Hyun Wo plots to use his new “identity” to formulate a hostile takeover of the group – and punish the people who killed him. But, will the cold-blooded and money-hungry CEO of Soonyang Group, one who firmly believes in right of primogeniture, be so easy to win over or conquer? Will Hyun Woo be able to wrest the reins from Jin Yang Cheol's children? And what role will be played in all this by a dogged public prosecutor named Seo Min Young, nicknamed “Soonyang Group Grim Reaper”? (Source: LuckyGirlGwenIce at MyDramaList) ~~ Adapted from the web novel "Youngest Son of a Conglomerate" (재벌집 막내아들) by San Gyung (산경).

Wie Dae Han is an ex-lawmaker and is a materialistic kind of politician. He wants to get elected as lawmaker again. One day, 18-year-old girl Da Jung comes to him. She tells him that he is her real father. Her mother raised four children, including Da Jung, alone, but she died in a hit-and-run accident. Da Jung is the only one now taking care of her 3 younger siblings. Wie Dae Han accepts Da Jung and her 3 younger siblings. He carries out “The Great Show” to become a lawmaker again. (Source: AsianWiki)

Secret Door follows the conflict between King Yeong Jo and Crown Prince Sa Do in the longest reign in Joseon history, 52 years. King Yeong Jo pursues strong royal authority, while Crown Prince Sa Do insists on equality for all.