The Foundation (決戰玄武門, literally translated as "Decisive Battle of Xuanwu Gates") is a TVB television series, premiered in 1984.
Theme song "In Dream Several Sorrow" (夢裏幾番哀) composition and arrangement by Joseph Koo, lyricist by Wong Jim, sung by Michelle Pau (鮑翠薇), and the sub theme song "I Cannot See My Tears Flow" (不見我淚流) composition and arrangement by Joseph Koo, lyricist by Wong Jim, sung by Michelle Pau.
Set in the late reign of Emperor Gaozu of Tang, the Ho Tien Foundation has held the prestigious rank as kong-woo's most formidable clan for years with the Wu-Ling church enviously coveting to oust them from their position.
Kong Fung (Wong), a country boy desperate to fulfil his late father's dying wish to become the greatest warrior in the realm leaves behind his lover Sik-Sik (Yung) to join the Ho Tien Foundation.
Meanwhile, in a power struggle with his brothers for their father's throne, second prince Li Shimin (Miu) seeks support from exiled general Li Jing (Tang dynasty) (Lau) who leads him to recruit aid from kong-woo where he befriends Kong.