An Affair

An Affair (Korean: 정사; RR: Jeongsa) is a 1998 South Korean romantic drama film.^[1] The quiet film about a woman who falls in love with her sister's fiancé was the seventh-highest-grossing Korean film of 1998 and won the Best Asian Film award at the 1999 Newport Beach International Film Festival.

An Affair
Theatrical release poster
Hangul	정사
Hanja	情事
RR	Jeongsa
MR	Chŏngsa
Directed by	E J-yong
Written by	Kim Dae-woo E J-yong
Produced by	Oh Jeong-wan Lee Se-ho
Starring	Lee Mi-sook Lee Jung-jae
Cinematography	Kim Young-cheol
Edited by	Hahm Sung-won
Music by	Jo Seong-woo
Release date	October 3, 1998 (1998-10-03)
Running time	108 minutes
Country	South Korea
Language	Korean

Plot

Seo-hyun is an ordinary housewife in her late thirties with a ten-year-old son and a successful architect husband. For Seo-hyun, life is a series of banal routines, but she is well provided with upper class comforts. Her sheltered life is suddenly threatened with the appearance of U-in, her much younger sister's attractive new fiancé. U-in approaches Seo-hyun and attraction evolves into a passionate affair. Seo-hyun is aware that falling for the younger man will destroy her and her family, but she cannot help herself and the new feelings that are stirring within...

Cast

• Lee Mi-sook as Seo-hyun
• Lee Jung-jae as U-in
• Kim Min as Ji-hyun