Jang Sae-byuk is a cheerful and grateful orphan who always tries her best. She dreams of one day becoming an interior designer, despite her lack of education and money. Because of an accident that happened before the story starts (about three years ago), she loses her sight and undergoes corneal transplant surgery. Different events unravel when she encounters the Kim family, who has lost a daughter in a horrible car crash, unbeknownst to everyone besides the father and older brother. The stories then intertwine when Sae-byuk meets the Kim's extended family and the son of a big interior design company, Lohas, in Korea.

A quiet pawnshop owner with a painful past becomes embroiled in a violent drug trafficking ring when his only friend, a young girl, is kidnapped. With his deadly skills, he must navigate through the criminal underworld of Seoul to save her and seek revenge.

In the year 2019, a team of scientists discovers a way to travel back in time. As they experiment with this newfound ability, they unknowingly unleash a series of catastrophic events that threaten the future of humanity. Now, they must find a way to fix the timeline before it's too late.

An omnibus film of the romances and breakups of five couples: Soo-jin works in a cafe in Seoul. One day, she receives a call at work from a Polish man in Rotterdam, who tells her the story of his missing fiance. Eun-hee shows up one night and blames her ex-boyfriend Hyun-oh for ruining her life. Although she has a new relationship, she is still upset that Hyun-oh breaks up with her. Se-yeon seduces Young-soo, who is rumoured to be dating a man. Young-soo's long-time lover Woon-chul is heartbroken when he makes a confession and decides to end their relationship. Indie bandmates Hye-young and Joo-young discuss about love while taking a walk in Namsan park.

An unemployed man and an underaged girl bond over the drama in their personal lives.