After the assassination of President Park, martial law has been declared. A coup d’état bursts out by Defense Security Commander Chun Doo-gwang and a private band of officers following him. Capital Defense Commander Lee Tae-shin, an obstinate soldier who believes the military should not take political actions, fights against Chun Doo-gwang to stop him. The conflict between the two grows while military leaders are holding their decision and Defense Minister is gone. In the midst of chaos, the spring of Seoul that everyone longed for heads to unexpected direction.
A middle-aged widowed Singaporean woman named Auntie has spent the majority of her life providing for her family. As her adult son Sam becomes more independent, she is left to deal with a completely new identity outside of her roles as a daughter, wife, and mother. A solo vacation to Korea turns into a wild adventure when she meets Jung Su, an elderly security officer, and Kwon-Woo, a teenage tour guide who can't seem to get his life together. The trio embark on an unexpected roller coaster ride where hearts flutter and unlikely bonds are formed.
Pastor Park is head of a religious investigation center that exposes cults and cult leaders. While looking into a suspicious new religion called Deer Mount, he slowly uncovers clues that connect this cult to a series of mysterious cases of missing teenage girls when a body is found inside a damaged tunnel beams. He begins to uncover dark secrets surrounding this cult and its enforcer Na-han.
Hye-rim is a model prisoner serving out her sentence for murder. With two years left to go, she gets a special outing. Hye-rim gets on a train to Kang-reung to visit her mother's grave. At the place, she meets Min-gi, a young man running away after being involved in a crime organization. Min-gi's persistence melts the heart that was hardened in jail. Hye-rim and Min-gi fall in love.