Who directed the highest-grossing South Korean film of all time in 2001 and its sequel in 2013?
Friend (2001 film) Friend () is a 2001 South Korean film written and directed by Kwak Kyung-taek. Upon its release, it became the highest-grossing South Korean movie of all time. Its record was surpassed in 2003 by "Silmido".
Our Diary Our Diary is a 2017 South Korean action drama film directed by Lim Gong-sam.