An Affair

An Affair is a 1998 South Korean film. 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.

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 list

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