Old Days is a documentary about Park Chan-wook's original masterpiece, Oldboy. It was created for Plain Archive's Blu-ray release and first screened at the Jeonju International Film Festival.

18 year-old Hye-hwa and Han-soo were lovers but as soon as Hye-hwa got pregnant Han-soo disappeared completely. Five years later, Han-soo suddenly appears in front of Hye-hwa and the two of them find out their baby is still alive. Hye-hwa doesn't believe Han-soo. However, after finding out her child had been adopted, she can’t help but weaken.

An unexpected phone call brings an elderly woman to her childhood country cottage, and memories of an orphan boy she knew 47 years ago come flooding back to her.

A teenager is abducted and forced to tell the scariest tales she knows, leading to this anthology of four stories: a brother and sister are under siege while home alone; a killer escapes police custody mid-flight; step-sisters take plastic surgery to nightmarishly macabre extremes; a paramedic and mother standoff over her infected young daughter.

Ever since he was young, Bong-nam dreamed of becoming a singer and was never able to keep a real job. One day, he ends up auditioning for a national singing contest to be held in his hometown, but his wife opposes him and they have a major fall out. Will he be able to make his dire wish of becoming a singer come true and keep his love?

Lee Jang-hwan receives widespread acclaim and media attention after successfully cloning human embryo stem cells. A TV news program PD, Yoon Min-cheol, receives a phone call from an anonymous source who says he has worked with Dr. Lee on the stem cell project. The source blows the whistle on Lee's work, revealing how Lee fabricated research results and engaged in unethical practices.

Lee Gong-jin, a young tailor, helps the Queen with her dress and both fall in love with each other. However, his success catches the ire of Jo Dol-seok, the royal tailor, who vows retribution.

Woo-jin, a furniture designer who wakes up in a different body every day, falls for Yi-soo, a woman he meets through his work.

An indebted young woman gets a proposal from a handsome man to apply for work on a luxury yacht with his boss, the difficult, infirm old chairman of a large company, where they can manipulate him to get their hands on his wealth.

When Seung-min was on his first year at the Academy of Architecture, he met Seo-yeon. She was a musician student, and Seung-min totally fell in love with her. Years have passed, and now he meets Seo-yeon again - she asks him to rebuild her father's old house.