OH majored in theatre and cinema at Hanyang University Possessing an innate ability to recognize works that can find popularity and a strong command of his work he has turned his first two films his debut Last Present 2001 and 2005s The Art of Seduction into huge successes He switched gears to direct the horror film Someone Behind You in 2007 and then took part in the omnibus feature Five Sense of Eros in 2009 He next took on his greatest challenge by attempting to adapt his debut Last Present into A Wedding Invitation a film made directly for the Chinese market Using a mix of Korean and Chinese crew the romantic film was a big hit on the mainland proving a success story for CJ Entertainment as they seek to gain in a foothold in the region OH returned to Korea to work on his next film Fashion King