Released after being wrongfully convicted and imprisoned for 13 years, a woman begins executing her elaborate plan of retribution.
A young couple's love is tested when Sun-jin is diagnosed with a rare form of Alzheimer's disease.
Bok-Soon runs a street stall, cares for her younger sister, and is feared by many because of her quick temper. When Tae-Soo murders her sister, rage consumes her completely as she stalks the killer.
