Jeong Soo-young

Four women -- Yun-jin, Mun-ok, Hwa-ja and Yeon-sil -- are inmates sharing a cell at a women's prison. They form a choir that gains enough recognition that earns them a day out of prison to perform in a choral competition.

Heartbroken and fed up with dating, two strangers agree to have a fling with one condition: they can only hook up ten times and then must part ways.