Stuntman Cha Dal-geon gets involved in a tragic airplane crash and ends up discovering a national corruption scandal in the process. Go Hae-ri, the oldest daughter of a deceased marine, decides to work for the National Intelligence Service as a secret ops agent in order to support her mom and younger siblings, although all she wanted to do is to become a civil servant.
An old case is wrenched open when a reporter goes missing, leading his web sleuth daughter to a small mountain town haunted by a sect, secrecy and death.
A family enters a power struggle following the death of their patriarch, who leaves behind his diamond empire — and the housekeeper he recently married.
A young man returns to his isolated hometown on Crockett Island, hoping to rebuild his life after serving four years in prison for killing someone in a drunk-driving incident. He arrives at the same time as a mysterious, charismatic young priest who begins to revitalise the town's flagging faith. However, the community's divisions are soon exacerbated by the priest's deeds while mysterious events befall the small town.
An accidental killing leads a man down a dark hole of intrigue and murder. Just as he finds love and freedom, one phone call brings back the nightmare.