Iron Family depicts warm love and fierce conflict between family members and provides an opportunity to reflect on the meaning of 'family' in modern society.
Always wearing a smiley face, Oh Ji-ah exerts herself no matter what, dreaming of a bright and shining future. But then, she is diagnosed with thymus cancer out of the blue. In spite of that, the company and her family force her hand as usual… While she is living her usual life, her friend Anna comes to see her. Anna, Jia’s role-model as the CEO of a company, suggests going on a tour around the country in a convertible the very next day but Jia refuses to go due to the pile of work she has to do and her upcoming surgery. And the day after, Jia faces the mourning portrait of Anna. Suffering from burn-out, Jia buys a ‘Cabriolet’ convertible with the money she saved up for surgery and takes off on a tour around the country.
Su-ho and Hyeon-seo, who once dated for six years, meet again as a youthful rich CEO and a piano instructor. K works with Su-ho on a collaborative project and invites Hyeon-seo to join them. Su-ho and Hyeon-seo embark on a bumpy romantic journey full of twists and turns. Will history repeat itself?
Soo-hyun, who has recently moved into a new house, buys a used washing machine through a second-hand app but finds out it doesn't work. Annoyed by the seller's irresponsibility, she leaves a comment calling the seller a con man, and reports it to the police. Little does she know that the seller is a psychopathic serial killer who uses an online second-hand market to lure his victims. Her comment renders his hunt for a new victim all but impossible so she becomes his next target. She starts receiving obscene phone calls, countless unwanted food deliveries, and strange men knocking on her door looking for a good time. A trip to the sender's address proves deadly serious when the police and Soo-hyun find a man’s dead body.
In 1933, when Korea was under Japanese occupation, five people in Gyeongseong are suspected to be "Phantom" spies of the anti-Japanese organization.
Four men and women working at the same bank get entangled in a complicated romance as they discover how far they’re willing to go for love.
Soo Yeon decides to commit suicide to end the bullying she goes through at school, when a savior appears. A woman punishes the bullies on behalf of Soo Yeon and saves her from the reality of hell.