Happy Together 2008 Yoo jin has a lonely mother, Jung im, and a beloved boyfriend, Byung suk, who works as a host at a club for women Jung im visits the club and spends the night with Byung suk without knowing Yoo jins relationship with him Soon Byung suks estranged father moves into Jung ims apartment complex and brings back difficult memories of their youth and love triangle between Jung im, his ex wife and himself