Desc: Yeongho jeokjeon: Directed by Tae-ho Seol. With Dong-hwi Jang, Hae Hwang, Seok-hun Kim, Shi-ja Cheon. The South Korean navy is running into trouble near the mouth of the Duman River where the North Korean army has positioned heavy artillary. Three officers are dispatched on a secret mission to destroy the enemy base.