A detective Seon-woo, who moonlights as a private investigator, has a beautiful new client Soo-Jin. The woman asks the detective to take photos of her husband in the midst of having an affair with another woman. When the detective goes to take pictures he discovers that the woman's husband is already dead. Now the detective becomes a suspect. The detective is chased by another detective Gil-ro. He must now set out for the real killer.
Forensic pathologist Kang is assigned to examine the dismembered corpse of a female murder victim. Detective Min points to a fanatic environmentalist, Lee Sung-ho, as the primary suspect. But when Kang’s daughter is kidnapped, a manipulative game begins between Kang and Lee, who holds secrets about the homicide case.
A salt storehouse near the sea may be haunted. A penniless ex-con dies a gristly death in a house he can ill afford. The detectives assigned the case are Min, newly reinstated after a suspension, and Lee, a new transfer from forensics. Min has nightmares: a sexual assault that haunts her. She and Lee work well together, but soon two more deaths occur - each mysteriously poisoned, both friends of the ex-con. A fourth friend, a newly married doctor, is a suspect. But what has all this to do with the salt storehouse, a death ten years ago, and a missing girl? Can Min and Lee get to the bottom of it, or is the supernatural beyond a cop's reach?
While eating skewered tempura at a street vendor, young reporter Choi Soo-jin accidentally sticks the skewer into the side of a detective, Kang Jae-hyuk, who was chasing a suspected criminal. After this encounter, Soo-jin is told to work on a story about a detective, and the detective turns out to be Jae-hyuk. Soo-jin joins his crackdown on drug dealers, and the two start to fall in love.
Gang-cheol is a legendary street fighter in Busan who cleaned up his act to care for his sick mother. Knowing he's desperate for money for his mother's operation, Sang-gon proposes that Gang-cheol works for him.
Jun-seo is tired of the relationship he is in with Mi-yeon. But one day she is in an accident and falls into a coma. Then, unbelievably Mi-yeon visits him the next day just like any other ordinary day. He starts searching for other traces of Mi-yeon and realizes how much he loved her. Will he discover the love he has never realized, which has always existed close by him?
The first story is about a mother who devotes her life to taking care of her son, who suffers from a chronic disease. When the son, who can barely walk, realizes his mother has also fallen ill, he decides to care for her as she has done for him. The second story depicts the troubled relationship between a mother and daughter. The mother, the top soprano in the nation, is far from a typical devoted Korean mother and always wants to be pampered. Her daughter, a high school dropout whose experience has been the opposite of her mother’s, works as her manager. The two are always fighting and struggle to find a way to navigate their relationship. The third episode centers upon a gangster. When he hears that his mother has been diagnosed with breast cancer, he strives to fulfill his mother’s wish to reunite with her first love before she dies.
