[5] In 2001, he made his first five-minute short film Cry on digital video in a shoestring budget.
In 2003, he made his feature debut when he was still a theatre and film student at Hanyang University.
The film Anamorphic has the main character searching for a way out after passing through gates and doors into a shadowy netherworld.
In 2007, his second feature Written propelled his standing in Korean independent cinema to a new level.
The self-funded film was shot on high-definition video and cost only US$15,000 to make.