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.

An odd director leaves for Hollywood to shoot a film via Skype and cellphones. 14 actors and actresses are devastated after being dumped by the director. Now, the 14 actors and actress prepare for the counterattack.

With no clue how he came to be imprisoned, drugged and tortured for 15 years, a desperate businessman seeks revenge on his captors.